Comparison

Uni vs EarFun Audio

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Uni

Features
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Description An app that allows users to acquire Japanese and multilingual content by capturing the Uni-Voice audio codes found on prints with their cameras. This service accurate information translated into several languages. The information can be acquired from Japanese language prints distributed in various locations. Automatically reads translated text information registered in servers or stored in Uni-Voice audio codes using the smartphone’s TTS (text-to-speech) function. ●How to Use ・Tap the camera button and run the app. ・From Uni-Voice audio code printed pages, position the guide marker approximately 5 cm above the code and slowly lift your smartphone approximately 8 cm from the code until the screen focuses and wait for the content to be automatically imported. The text is displayed and it can be read out. ●General Functions ・You can save imported text information to the library file. ・You can edit the file name. ・By tapping the telephone number/URL in the text, you can call from that screen. However, a communication environment is required. ●Explanation of Uni-Voice The audio code "Uni-Voice" is a two-dimensional bar code developed by JAVIS (Japan Association For the Visually-Impaired Information Support) that can record up to approximately 800 characters for reading on mobile telephones. You can display and save text data imported by capturing Uni-Voice audio codes with a camera. Audio, text, movies, multilingual translation information are distributed via smartphones (iPhone), etc. The audio code Uni-Voice was first used in April 2012 with the personal information form in the 'Regular Pension Mailer.' Furthermore, it has been introduced into the Hospital Medical Management System and the Pharmacy Receipt Computer System through the Ministry of Health, Labour and Welfare's Medical Dept. 5 section manager notifications. Future ties with Government Welfare services are presumed to develop. Uni-Voice will be distributed to a wide variety of areas, following the implementation of the Disability Discrimination Act in 2016 and as a foundation universal design technology for "Omotenashi (hospitality)" for the Inbound Travel Promotion Project (Visit Japan Project). ○Operation Verification Models iOS 7.0 or later. Compatible with iPhone, iPad (3rd generation/4th generation), iPad mini (mini/mini 2/mini 3), iPad Air (Air/Air 2) or iPod touch. Operation may be available for other terminals. *If the text audio does not play, verify whether the auto text reading function is set to ON or not. ※ Disclaimer ※ Though under a recommended operating environment, compatibility with inexistent OS versions at the time of app release or the most recent update is not guaranteed. For text to speech functions, performance depends on the TTS (text-to-speech) of each smartphone maker. Furthermore, depending on your usage environment, you may have difficulties when importing. ○Operation Verification Models: iOS 10.0 and later
iPhone 5/5s/5c/SE (4 inches)
iPhone 6/6s/7/8 (4.7 inches)
iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 inches)
iPhone X/Xs (5.8 inches)
iPhone Xs Max (6.5 inches)
iPad 4
iPad mini 2/3/4
All iPad Air/Pro versions

About

EarFun Audio

This app enhances your listening experience with compatible wireless audio devices. Customize settings, optimize sound, and access helpful resources like guides and firmware updates for a personalized audio journey.

Highlights
  • Customize earbud settings
  • Optimize sound effects
  • Access FAQs and guides
  • Firmware updates
  • Personalized listening experience
Features
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Please note: The EarFun Audio app only supports the following EarFun products: In-ear Earbuds: EarFun Air Pro 4+ / EarFun Air Pro 4 / EarFun Air Life / EarFun Air 2 NC / EarFun Air 2 / EarFun Free Pro 3 / EarFun Air Pro 3 / EarFun Air (2023 version) / EarFun Air S / EarFun Free 2S / EarFun Air Pro 2 (2023 version) / EarFun Free 1S / EarFun Air Pro SV Open-ear Earbuds: EarFun Clip 2 / EarFun Clip / EarFun OpenJump Headphones: EarFun Wave Pro X / EarFun Wave Life / EarFun Tune Pro / EarFun Wave Pro Speakers: EarFun UBOOM X EarFun Audio is a simple and easy-to-use app designed for EarFun wireless earbuds and audio products. It allows you to easily customize earbud settings, optimize sound effects, and access FAQs, quick start guides, firmware updates, and more, creating a personalized listening experience. If you have any suggestions or feedback, please contact us at service@myearfun.com.

Screenshots

Uni4 screens
EarFun Audio4 screens

Verdict

The call

The clearest difference is iOS requirement: EarFun Audio at 13.0 against Uni's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Uni ships an update every 2 weeks, EarFun Audio every 10 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
Uni versus EarFun Audio: the parameters behind the verdict, then further details
ParameterUniEarFun Audio
PriceFreeFree
Rating—4.7 (1.2K ratings) — better
Positive reviews—29.2% of reviews
Number of ratings—1.2K — better
Update frequencyEvery 2 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size136 MB236 MB
Age rating4+4+
Developeruni-voice business plan and planning inc.Earfun Technology (HK) Limited

Bugs and requests

Uni

Not enough reviews yet to summarise bugs or requests.

EarFun Audio

Reported bugs

5 issues
  • App doesn't detect connected earbuds
  • Settings and preferences not saving
  • Frequent app crashes and disconnects
  • Slow or unresponsive touch controls
  • Compatibility issues with certain devices

Requested features

5 requests
  • Widgets for battery status and controls
  • Multipoint pairing priority option
  • More customization options in the app
  • Firmware update support for older models
  • Apple Watch app integration

In-app purchases

None

Uni

No in-app purchases

None

EarFun Audio

No in-app purchases

Questions

Is Uni free?
Uni is free to download, with no in-app purchases.
Is EarFun Audio free?
EarFun Audio is free to download, with no in-app purchases.
Do Uni or EarFun Audio have ads?
Neither Uni nor EarFun Audio shows ads.
Which is updated more often, Uni or EarFun Audio?
Uni ships an update every 2 weeks, and EarFun Audio every 10 days. Most recently, Uni was updated on October 26, 2026 and EarFun Audio on October 30, 2026.

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