If conversations are getting harder to follow, the TV volume keeps creeping up, or speech seems less clear in busy places, you may have started looking into OTC hearing aids.
But what are OTC hearing aids, exactly? How do they work, and how are they different from prescription hearing aids?
Over-the-counter, or OTC, hearing aids are medical devices intended for adults age 18 and older with perceived mild to moderate hearing loss. They can be purchased directly in stores or online without a prescription, medical exam, or fitting by an audiologist.
The U.S. Food and Drug Administration (FDA) established the OTC hearing aid category, which took effect on October 17, 2022.
Here’s what that means—and what to check before deciding whether an OTC hearing aid fits your needs.
What Are OTC Hearing Aids?
“OTC” stands for over the counter.
Unlike a general sound amplifier, an OTC hearing aid is a medical device intended to help compensate for hearing loss.
The FDA defines OTC hearing aids for a specific group: adults 18 and older with perceived mild to moderate hearing loss. Eligible adults can buy them directly without first seeing an ENT, obtaining a prescription, or having an audiologist fit the device.
That makes the purchasing process different from the traditional prescription hearing-aid pathway.
It does not mean professional hearing care is unnecessary. You can still choose to have your hearing evaluated, and certain symptoms should be assessed by a healthcare professional before you consider an OTC device.
How Do OTC Hearing Aids Work?
Most hearing aids share a few basic components:
- A microphone picks up sounds around you.
- Electronic circuitry processes and amplifies the sound.
- A small receiver, or speaker, delivers the amplified sound into the ear canal.
- A battery powers the device.
Most hearing aids work through air conduction, sending amplified sound through the ear canal toward the eardrum and inner ear.
What differs from one OTC hearing aid to another is the way you control and customize it.
Depending on the model, an OTC hearing aid may offer volume adjustment, listening modes, noise-reduction features, feedback control, wireless connectivity, smartphone controls, or self-fitting software. Not every OTC hearing aid requires an app.
OTC hearing aids vs. sound amplifiers
OTC hearing aids should not be confused with personal sound amplification products (PSAPs). If you want a deeper comparison, see our guide to [hearing aids vs. sound amplifiers].
Hearing aids are medical devices intended for people with hearing loss. PSAPs are electronic products intended for people with normal hearing who want to make sounds louder in particular situations, such as recreational activities.
The FDA does not consider PSAPs substitutes for hearing aids.
Who Are OTC Hearing Aids For?
OTC hearing aids are intended for:
- Adults age 18 or older
- People with perceived mild to moderate hearing loss
The word “perceived” is important.
You do not need a formal hearing-loss diagnosis or audiogram before purchasing an OTC hearing aid. Instead, you may recognize changes in your own everyday hearing.
For example, you may notice that conversations are becoming harder to follow, speech is less clear in noisy environments, or you prefer the TV or phone volume louder than you used to.
However, self-perception cannot determine the exact type or cause of hearing loss.
Not sure where your hearing stands?
A quick online hearing screening can be a useful first step.
Take the Quick Hearing Check →
Didasou Quick Hearing Check
Didasou’s online Hearing Check provides a general indication of your hearing. It is not a diagnosis and does not replace an evaluation by a licensed audiologist, ENT, or other qualified healthcare professional.
The FDA also notes that although eligible adults do not need an examination before purchasing OTC hearing aids, they may still choose a professional hearing evaluation to better understand the type and amount of hearing loss they have.
OTC vs. Prescription Hearing Aids
One of the biggest differences between OTC and prescription hearing aids is the purchase and fitting pathway.
| OTC Hearing Aids | Prescription Hearing Aids | |
|---|---|---|
| Intended users | Adults 18+ with perceived mild to moderate hearing loss | May cover a broader range of ages and hearing needs |
| How you get them | Buy directly online or in stores | Obtained through a licensed hearing healthcare professional |
| Medical exam required by federal OTC rules | No | FDA rules do not universally require a medical exam to obtain a prescription hearing aid |
| Professional fitting required | No | Professional selection, fitting and programming may be part of the care process |
| Adjustment | User-adjusted; some models offer software or self-fitting tools | Can be professionally programmed to individual hearing needs |
| Hearing-loss range | Perceived mild to moderate | May address a broader range, depending on the device |
If you're still comparing where and how to purchase hearing aids, our guide on [how to buy hearing aids] explains the main buying paths in more detail.
The FDA specifically states that its prescription-hearing-aid rules do not require an examination of any kind simply to obtain a prescription hearing aid, although state rules and the individual care pathway may differ.
So the difference is not simply “OTC means no doctor, prescription means a medical exam.” The main distinction is that OTC devices allow eligible adults to purchase and adjust hearing aids themselves, while prescription devices are provided through licensed hearing healthcare professionals.
What Can OTC Hearing Aids Do?
For appropriate users, hearing aids may support communication in everyday situations.
The FDA notes that hearing aids may help users:
- Hear sounds they previously missed
- Hear speech over the telephone more clearly
- Communicate more easily with family and friends
- Communicate more effectively in challenging listening environments, such as restaurants or group conversations
Different OTC products may also provide listening modes or sound-processing features designed for different environments.
However, features vary considerably between models. Bluetooth streaming, smartphone adjustment, self-fitting software, and advanced listening controls should therefore be treated as product-specific features, not features of every OTC hearing aid.
What Are the Limitations of OTC Hearing Aids?
OTC hearing aids have important limitations.
First, hearing aids do not restore normal hearing. They may also amplify sounds you do not necessarily want to hear, including background noise. New users often need time to adjust to hearing amplified sounds, and settings may need to be changed over time.
Second, OTC hearing aids are intended for perceived mild to moderate hearing loss. They are not intended to treat severe or profound hearing loss. Because OTC hearing aids have limits on maximum sound output, the FDA notes that they may not provide adequate benefit for more significant hearing loss.
Finally, buying OTC does not identify the cause of a hearing problem. In some cases, changes in hearing can be associated with conditions that require medical attention.
When Should You See a Hearing Professional or Doctor?
Consider professional evaluation before buying or using an OTC hearing aid if you experience warning signs such as:
- Ear pain or discomfort
- Fluid, pus, or blood coming from the ear
- Severe dizziness or vertigo
- Sudden, rapidly worsening, or fluctuating hearing loss
- Hearing loss or ringing in only one ear
- A noticeable difference in hearing between your ears
- Excessive earwax or concern that something may be blocking the ear canal
- A visible ear deformity related to birth or trauma
These are among the warning signs identified by the FDA as reasons to consult a doctor, preferably an ear specialist.
People under 18 should not use OTC hearing aids. The FDA states that hearing aids for people younger than 18 must be obtained by prescription because hearing loss in children requires specialized care.
What Should You Check Before Buying an OTC Hearing Aid?
Once you think OTC hearing aids may suit your situation, compare more than just price.
1. Make sure you fit the intended user profile
OTC hearing aids are designed for adults 18+ with perceived mild to moderate hearing loss.
If your hearing difficulty feels more significant, is sudden or noticeably different between your ears, or comes with other concerning symptoms, professional evaluation should come first.
2. Check the labeling and instructions
Look for a product that is clearly identified as an OTC hearing aid, and review its warnings, instructions, controls, and intended use.
The FDA also recommends checking whether a smartphone, remote control, or other device is needed to operate the hearing aid.
3. Choose the right wearing style and controls
Consider how you want the hearing aid to fit into your daily routine.
Some hearing aids sit mostly inside the ear for a more discreet appearance. Others sit behind the ear and connect to an earpiece or receiver. Learn more about [the different types of hearing aids], including RIC, CIC, BTE, ITE, and other common styles.
Also think about how you prefer to make adjustments. Some people prefer straightforward physical buttons, while others may want additional controls through a companion app.
4. Compare the features you will actually use
Depending on your lifestyle, useful features may include:
- Adjustable volume
- Multiple listening modes
- Noise reduction
- Feedback suppression
- Rechargeable batteries
- Bluetooth connectivity
- Smartphone adjustment
More features are not automatically better. The right combination depends on how and where you expect to use your hearing aids.
5. Review the trial, return policy, warranty, and support
Hearing aids often require an adjustment period, so it is helpful to understand your options if a device does not work well for you.
Before buying, check the return period, refund conditions, warranty coverage, maintenance requirements, and available customer support.
The FDA recommends reviewing these policies because return and warranty terms can vary between manufacturers.
Are OTC Hearing Aids Right for You?
If you are 18 or older and perceive your hearing difficulty as mild to moderate, OTC hearing aids may give you a more direct way to explore hearing support.
The important part is choosing with realistic expectations.
An OTC hearing aid can support everyday hearing, but it cannot restore normal hearing, diagnose the cause of hearing loss, or replace professional medical care when concerning symptoms are present.
Start by understanding your hearing, decide which wearing style and controls suit your routine, and compare the features, trial policy, warranty, and support offered by each product.
If you've decided that OTC hearing aids may fit your needs, you can [compare Didasou S2 and Mini] to see how their wearing styles, controls, and connectivity differ.
Explore Your Options
Explore Didasou OTC Hearing Aids →
Compare S2 and Mini to see which wearing style and control approach better fits your everyday preferences.
Not sure where to start? Take the Quick Hearing Check →
Important: The online Hearing Check provides a general indication of your hearing. It does not diagnose hearing loss, identify its cause, or replace an evaluation by a qualified healthcare professional.
Frequently Asked Questions About OTC Hearing Aids
What does OTC mean in hearing aids?
OTC means over the counter. OTC hearing aids are medical devices intended for adults age 18 and older with perceived mild to moderate hearing loss and can be purchased directly without a prescription, medical exam, or audiologist fitting.
How do OTC hearing aids work?
OTC hearing aids pick up sound, process and amplify it, and deliver the amplified sound into the ear canal. Depending on the model, users may also be able to adjust volume, listening modes, or other settings themselves.
Do I need a hearing test before buying OTC hearing aids?
No. Adults 18 and older with perceived mild to moderate hearing loss do not need a medical or audiological examination before buying an OTC hearing aid. However, you may still choose to have your hearing professionally evaluated to better understand your hearing needs.
Are OTC hearing aids the same as sound amplifiers?
No. Hearing aids are medical devices intended for people with hearing loss. Personal sound amplification products, or PSAPs, are intended for people with normal hearing who want to amplify sounds in certain situations.
Can OTC hearing aids be used for severe hearing loss?
OTC hearing aids are intended for perceived mild to moderate hearing loss, not severe or profound hearing loss. If you think your hearing difficulty may be more significant, the FDA recommends consulting a licensed hearing healthcare professional.
Medical Disclaimer
This article is for general educational purposes only and is not medical advice. Online hearing screenings do not diagnose hearing loss or determine its cause and do not replace an evaluation by a qualified healthcare professional.
If you experience sudden or rapidly worsening hearing loss, a significant difference between your ears, ear pain, drainage, severe dizziness or vertigo, or other concerning symptoms, seek medical advice.
