Sound therapy or audio equipment set up on a wooden table in a spa or wellness room, including amplifiers, cables, and microphones.

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Last updated: October 7, 2026

2026 Frequency Therapy Device Comparison: Systems, Types of Use, and an Introduction

Anyone looking to purchase frequency therapy devices for their practice faces a confusing situation: Vendor specifications vary widely in scope and transparency, and reliable comparative data is scarce. At Herbert Eder, we have been supporting users and therapists in frequency therapy and information medicine since 1994. In this comparison, we categorize systems, application types, and costs to help you make a purchasing decision that suits your practice.

A naturopath in a quiet, well-lit office sits at a treatment table and checks the user interface of a frequency therapy device; next to her are some notes and a tablet displaying the treatment log.
A naturopath in a quiet, well-lit office sits at a treatment table and checks the user interface of a frequency therapy device; next to her are some notes and a tablet displaying the treatment log.

Why It's a Good Idea to Use a Comparison Chart Before Making a Purchase Decision

A comparison table highlights what providers actually disclose and what they leave out. That is the real value: not the rankings, but the gaps. The following overview categorizes the systems most frequently mentioned in practice offerings by technology, typical positioning, and the data points you should request in writing from the provider. Providers in this category generally do not publicly list prices—so you should expect to receive a customized quote.

System Technology, according to the provider Typical positioning Frequency range Outlets / Applicators Software / App Warranty Price Quote
TimeWaver Frequency Personalized Microcurrent Frequency Therapy Alternative Medicine Practices, Holistic Practices check with the provider Electrodes, Hand-Held Applicators Yes, with a subscription model check with the provider upon request
ANKH (Sigmacura) High-Frequency Technology Clinical practices, structured application check with the provider Contact Applicators in part check with the provider upon request
ROOMS emFieldPro Magnetic Therapy Physical Therapy check with the provider Flat coils, applicators no check with the provider upon request
PHYSIOMED MAG-Expert Magnetic Therapy Physical Therapy check with the provider Coil Applicators no check with the provider upon request
REMED Salus Talent PRO Magnetic Therapy Practices with a Market Overview check with the provider Applicator Set no check with the provider upon request
BTL Magnetic Therapy Medical Practices, Inquiry to the Provider check with the provider Applicators no check with the provider upon request
Diamond Shield IE Crystal Zapper Frequency Therapy Zapper One-time offer, barely used check with the provider Handheld device no Not specified 460 € (negotiable) (Used item listing)

What Is Missing from the Provider Information Provided Here and Why It Is Important in Practice

What stands out is not so much what the specifications say, but rather what is missing: frequency ranges, programs, protocols, and delivery terms are largely not specified. For a practice, this is precisely what matters most. A device without documented frequency ranges can hardly be combined with existing treatment plans later on. Therefore, before accepting any offer, request the technical specifications in writing rather than relying on the wording in brochures.

A Comparison of Frequency Types: Light, Sound, Magnetic Fields, and Electrical Frequencies

The four types of frequency commonly used in practice differ not only in terms of technology, but above all in terms of accessories, duration of use, and documentation requirements. Anyone planning their range of services should be aware of these differences before selecting a system:

  • Magnetic Field Frequencies They operate non-contact via coil applicators, require few consumables, and are well-established in physical therapy. Sessions typically last between 10 and 30 minutes, and documentation is limited to intensity and duration.
  • Electrical Frequency and Microcurrent These methods involve using electrodes on the skin and require clean skin contact areas and consumables (disposable electrodes, contact gel). They offer the greatest flexibility for customized protocols, but also require the most training.
  • Light frequency (LED, red light, laser) It can be easily combined with existing applications, but has clearly limited penetration depths and requires eye protection.
  • Audio frequency It is often used as a supplementary method—for example, via headphones or structure-borne sound applicators—and is the most difficult to document objectively in practice.

For a holistic practice, the key question is not which type of frequency is „stronger,“ but which one integrates seamlessly into your treatment workflow and documentation. If you want to combine multiple types of frequencies, you’ll need either a system with multiple outputs or multiple devices—that’s the main factor affecting costs.

Professional Equipment vs. Entry-Level Equipment: The Real Differences

The line between entry-level and professional-grade equipment is not drawn by price, but by four features:

  1. Freely Configurable Frequency Pulses instead of fixed programs—a prerequisite for customized protocols.
  2. Documented Intended Use and medical device status—the basis for permissible claims in your practice.
  3. Multiple Outputs and Applicator Types – necessary to accommodate various types of applications.
  4. Service, Training, and Spare Parts Supply beyond the statutory warranty.

Entry-level devices with preset programs are sufficient for occasional use. As soon as you want to provide individualized support to clients and document their progress, these devices quickly reach their limits—and are then replaced by a second device, which increases the overall cost.

Pro Tip
Request a data sheet from each vendor that lists the frequency ranges, number of programs, outputs, applicators, software included, and warranty terms. Vendors who do not provide this sheet are generally ruled out when making a decision for your practice.

Purchasing Criteria for Frequency Therapy Devices: What You Need to Know Before Investing

The most important purchasing criteria are frequency ranges, safety, accessories, training, and support. If you clarify these five points before placing an order, you can avoid the most common purchasing mistakes in practice.

Check frequency ranges, frequency programs, and therapy protocols

Ask specific questions: What frequency ranges does the system cover, how many frequency programs are pre-set, and can you create your own therapy protocols? An entry-level device with fixed programs is sufficient for simple applications. As soon as you want to tailor treatments to individual clients, you’ll need freely configurable frequency pulses. Understanding how a frequency system affects the body—that is, the science behind the device—will ultimately have a greater impact on your results than the equipment itself.

Safety, the Medical Devices Act, and Permissible Advertising Claims

Before making a purchase, clarify whether and how the supplier classifies the device as a medical device and what its intended use is as documented. This classification determines what claims you are permitted to make in your practice and on your website. Anyone who makes claims about efficacy that go beyond the documented intended use risks legal problems. Austrian regulations for medical devices follow EU guidelines; you can find the current legal situation at the Austrian Agency for Health and Food Safety (AGES).

Never make claims of a cure in your practice. Statements such as „cures“ or „guaranteed to relieve symptoms“ go beyond what is permitted in advertising and may result in a warning letter. Stick to descriptive information about the product’s use.

Frequency Therapy Device Costs: An Overview of Purchase, Operating, and Total Costs

The total cost of a frequency therapy device consists of the purchase price, accessories, training, maintenance, and ongoing consumables. The purchase price is rarely the largest expense over the device’s useful life. This is precisely where an informed purchasing decision differs from a gut decision: Those who compare only the purchase price overlook the expenses that make the difference over five years.

The vendors do not list public prices for the devices listed in this comparison; all purchase prices are available upon request. The only specific price example in the available information is for a used item: a Diamond Shield IE Crystal Zapper is listed in classified ads for €460 (price negotiable). This is a single ad, not a confirmed price for a new product, and cannot be applied to other systems.

The Five Cost Categories Over the Useful Life

Don't base your calculations on the purchase price; instead, use these five items. The order reflects the typical order of magnitude over five years—from the largest to the smallest item:

  1. Purchase or Financing of the Base Unit – the most visible, but rarely the most critical item. Interest is added when financing; ask about leasing or rent-to-own options.
  2. Accessories and Supplies – Electrodes, applicators, cables, contact gel, disposable items. With electronic systems, this expense is an ongoing one and adds up significantly over the years.
  3. Training and Orientation – This is often underestimated and is frequently the reason why equipment goes unused. Plan on several days of training plus accompanying on-the-job training.
  4. Maintenance, Service, and Replacement Parts – Magnetic field and radio frequency systems require regular maintenance; clarify whether these costs are included in the purchase price or billed separately.
  5. Software Licenses and Subscriptions – For app-based systems, recurring costs that may limit usability if the subscription is not renewed.

Payback Period: The Calculation That Really Matters

The key figure isn't the purchase price, but the number of additional treatments per week that you actually perform. Here's a clear example of how this works for a single-physician practice:

  • Let's assume that, after the training period, you perform two additional tasks per week.
  • With the practice operating approximately 45 weeks per year, these treatments generate annual revenue.
  • From that total, subtract the costs of supplies, a pro-rata share of training, maintenance, and software.
  • The remaining amount indicates the time it will take for the investment to pay for itself.

The specific figures depend on your session rate and your utilization rate—enter these into a simple spreadsheet instead of relying on vendor projections. A rule of thumb from practical consulting: If a device hasn’t at least covered its own operating costs after two years, either the utilization rate is too low or the system is too complex for your actual needs.

Practice ROI: Utilization, Pricing, and Integration

A frequency therapy device pays for itself in three ways:

  • Utilization: Realistically, how many additional appointments can you offer per week without cutting back on existing services?
  • Pricing: Is the service billed as a standalone service or as part of a treatment package? Package deals increase customer loyalty but lower the visible unit price.
  • Integration: If the treatment can be combined with existing therapies such as acupuncture, laser therapy, or LED light therapy, the benefits per session increase—and with them, the cost-effectiveness.
Key Insight
Cost-effectiveness almost never depends on the price of the equipment, but rather on its utilization rate. An inexpensive entry-level device that sits unused is more expensive than a professional system with a full schedule. Ask every provider for a breakdown of total costs over five years—the difference between two quotes often lies in the accessories and software costs, not in the device itself.

Regulatory Status and Permitted Advertising Claims

Any cost analysis is incomplete without considering the regulatory framework. Before making a purchase, clarify whether and how the supplier classifies the device as a medical device and what its intended use is as documented. This classification determines what claims you are permitted to make in your practice and on your website. Anyone who makes claims about efficacy that go beyond the documented intended use risks legal problems. The regulation of medical devices follows EU guidelines; you can find the current legal situation at the Austrian Agency for Health and Food Safety (AGES).

Never make healing claims in your practice. Statements such as „cures“ or „guaranteed to relieve symptoms“ go beyond what is permitted in advertising and may result in a warning letter. Stick to descriptive information about the device’s use. Also, check whether the device comes with a declaration of conformity and a documented intended use—if these are missing, it is a disqualifying factor for use in your practice.

Contraindications, Risks, and Hygiene

The total cost also includes the expenses associated with safe use. Be sure to factor in:

  • Contraindications: Before each treatment, determine whether the client has a pacemaker, implants, is pregnant, or has an acute infection. These points should be included in your medical history.
  • Hygiene: Electrodes and skin contact points require cleaning or disposable materials; for magnetic field and light applications, applicators must be cleaned regularly.
  • Documentation: For each session, record the frequency range, duration, applicator, and the client’s response—this serves as the basis for monitoring progress and for your own documentation.

These items may be small, but they determine whether an application remains reproducible and legally sound. Including them in the cost estimate from the start helps avoid retrofitting costs later on.

Frequency Therapy Device Application: Treatment Protocols, Accessories, and Everyday Practice

In practice, the combination of protocol, accessories, and documentation determines the quality of your work. A frequency system only delivers its full benefits when you plan your applications in a reproducible manner and document them in a traceable way.

The following procedure has proven effective:

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  1. Document the client's initial situation and concerns in writing
  2. Select an appropriate frequency program or create your own protocol
  3. Select accessories appropriate for the type of application, such as electrodes or applicators
  4. Perform the application and document the parameters
  5. Compare the proceedings from the next meeting and revise the minutes

Depending on the practice, light frequencies, sound frequencies, magnetic fields, or electrical frequencies may be used. Many practices combine frequency treatments with acupuncture, laser therapy, or LED light therapy. This combination should be documented so that you can accurately assess its effectiveness and tolerability.

Create a separate index card for each protocol, noting the date, frequency range, duration, and the client's response. After a few weeks, you'll see which protocols are actually effective in your practice, and you can discard the rest.

Mobile Applications and App Control: What Software Must Deliver in Real-World Operations

App-based control is an advantage when it simplifies day-to-day practice, not when it complicates it. Evaluate software based on whether it saves records, exports histories, and works even without an internet connection.

Here are some questions you should ask a service provider:

  • Can I create and reuse my own protocols in the software?
  • Can you export application data, for example, for your documentation?
  • Does the control system work even with a poor network connection?
  • Are there any ongoing costs for updates or licenses?
  • How much longer will older generations of devices continue to be supported?

For practices that make house calls, a mobile app is a real advantage. For practices that operate solely from a single location, ease of use on the device is often more important than an app.

Frequency Therapy Training: Why the Device Alone Is Not Enough

A frequency therapy device is a tool, not a method. Without structured training The frequency ranges, protocols, and limitations of the method remain unclear, and its application becomes arbitrary.

This is exactly where we at Herbert Eder come in: Since 1994, we have been teaching frequency therapy and information medicine through seminars, professional articles, and personalized practice guidance. Our approach clearly defines the possibilities and limitations of the method, rather than simply repeating empty promises. Anyone building a holistic practice needs this foundation before investing in a professional system.

For alternative practitioners and energy healers who want to expand their range of services, there’s a simple order to follow: training first, then equipment. Doing it the other way around often results in expensive equipment sitting unused in the corner.

Verifiable Evidence and Limits of Effectiveness: What Practices Are Allowed to Tell Their Clients

Frequency therapy is used in complementary medicine, but its mechanisms of action have not been substantiated to the same extent as those of established medical procedures. This classification is not a weakness, but rather the foundation for reliable information.

What this means in practice:

  • Describe the application, not the result
  • Distinguish between what you observe and what you infer from it
  • If you have any medical questions, please consult your treating physician.
  • Document your progress so that your statements are based on your own experience

We advise practices to be open and honest during informational consultations about what frequency therapy can and cannot achieve. Clients who experience this transparency tend to stay longer than those who come in with unrealistic expectations. Anyone who wants to use the method responsibly will find in the Cochrane Library a good starting point for examining the current state of research on individual applications on your own.

Clinical ROI and Cost-Effectiveness: When a Frequency Therapy Device Pays Off

A frequency therapy device is a good investment if you use it enough—not because the purchase price was low. The key factor is the number of additional treatments per week that you actually perform.

Be honest: How many additional clients can you treat per week, what is your fee per session, and how many weeks a year is your practice operating at full capacity? Subtract the costs of supplies, training, maintenance, and software from that total. Only the remaining amount will show whether the investment pays off.

Key Insight
Cost-effectiveness almost never depends on the price of the equipment, but rather on how much it is used. An inexpensive entry-level device that sits unused is more expensive than a professional system with a full schedule.

Purchasing Process, Demonstration, and Support: How to Make an Informed Decision

The purchasing process plays a key role in the practice's success. Request a demonstration, test the system yourself, and clarify support details in writing.

This checklist will help you before you sign:

  • Demonstration conducted at the participant's own practice or at the provider's location
  • Receive technical specifications in writing: frequency ranges, programs, protocols
  • Intended Use and Medical Device Status Documented
  • Total costs broken down over five years
  • Scope of training and follow-up costs clarified
  • Support Channels and Response Times Confirmed in Writing
  • Return or service policies reviewed
  • Contacted referral practices

A vendor who doesn't answer these questions won't be much help to you even after you've made the purchase. The purchasing process itself is therefore a test of quality.

The biggest hurdle when purchasing frequency therapy devices isn’t the technology itself, but the lack of comparability among providers’ specifications. Those who prioritize training, total costs, and documented intended use over the choice of device will make a decision that will still hold up even after two years. That’s exactly what we stand for at Herbert Eder: with personalized practical guidance, structured training programs, and expert articles that clearly explain the possibilities and limitations of frequency therapy. If you’d like to expand your range of services in a well-informed way, start with our training program and choose your device afterward.

Frequently asked questions

What should you look for when purchasing a frequency therapy device for your practice?

First, determine which frequency ranges and frequency programs you actually need, whether the device is designed for professional use in a holistic practice, and what training the provider offers. Also, check whether the device is subject to the Medical Devices Act and what advertising claims are permitted for it. Ask for a demonstration and inquire about accessories, software, and ongoing costs. Only once these points have been addressed in writing can a comparison between multiple systems be meaningful.

What ongoing costs might be associated with a frequency therapy device?

In addition to the purchase price, depending on the system, there may be costs for accessories such as electrodes, cables, and attachments, as well as for software updates, maintenance, and, if applicable, training. For devices with app-based controls or licenses, annual fees may apply. Since the providers do not list prices in the information provided here, you should contact the provider directly to inquire about the total costs over several years. Calculate this total against the planned number of treatment sessions before making your decision.

What kind of instruction or training is recommended before using a frequency therapy device?

A structured orientation is beneficial because it covers operation, frequency ranges, therapy protocols, and the limitations of the method. Training in frequency therapy that combines practice, research, and application will help you realistically assess areas of application and present clear, understandable arguments to clients. Ask the provider whether the training includes device instruction, safety, and documentation, and whether personalized practical guidance is available. Without this foundation, the decision to purchase is technically sound but not professionally substantiated.

How can you determine whether a frequency therapy device fits your practice's concept?

First, compare your range of services with the device’s areas of application. If you primarily treat people with stress, sleep problems, or chronic conditions, the device should allow you to combine frequency pulses, light frequencies, or magnetic fields in a way that fits into your treatment protocols. Also, consider whether mobile use, app control, and accessories make your daily routine easier or create additional work. A demonstration in your own practice is the quickest way to see whether the operation and time required align with your practice’s approach.

How should one explain the possibilities and limitations of frequency therapy to clients?

Talk about supportive applications for health promotion, not promises of a cure. The evidence varies depending on the area of application, and a device is no substitute for a medical diagnosis or treatment. Explain that frequency therapy can be used as a complementary treatment—for example, for stress or sleep problems—and that results vary from person to person. Document each session and refer patients to their treating physicians if their symptoms are unclear. This approach protects your practice and builds trust.

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