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Best Extension Audio Apps

248+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated October 2026

EXTENSION.app is the household name in extension audio, but it's far from the only option. We track 248+ alternatives and competitors on iOS โ€” many free, many higher-rated than you'd expect.

Compare top Extension Audio Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1EXTENSION.appEXTENSION.appFree4.6โ˜… (4.9K)NoYesSep 2026
2Tone Generator: Frequency HzTone Generator: Frequency HzFreeโ€”NoYesSep 2026
3Google TranslateGoogle TranslateFree4.3โ˜… (84K)NoNoOct 2026
4Audio Splitter - MP3 CutterAudio Splitter - MP3 CutterFreeโ€”YesYesAug 2026
5Audio Editor - MP3 Cutter AppAudio Editor - MP3 Cutter AppFree5.0โ˜… (9)NoNoOct 2026
6Pitch Changer ยท Transpose ToolPitch Changer ยท Transpose ToolFree3.4โ˜… (5)NoYesSep 2026
7Audio Booster Higher Volume EQAudio Booster Higher Volume EQFree5.0โ˜… (1)NoNoSep 2026
8Google ChromeGoogle ChromeFree4.7โ˜… (3.9M)YesYesOct 2026

Top Picks for Extension Audio

EXTENSION.app#1

EXTENSION.app by X.app

All-in-One Extension App
Editor's Choice
๐Ÿ”ง Utilities
4.6๐Ÿ˜Š(4.9K ratings)
FreeIn-App Purchases
EXTENSION.app screenshot 1
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EXTENSION.app screenshot 5
EXTENSION.app screenshot 6

This app enhances video playback on iOS devices, enabling Picture-in-Picture mode for supported websites and apps. It allows for simultaneous playback of multiple videos, background audio, and provides extensive sharing and browser extension capabilities.

What We Love

  • ๐Ÿ‘ Easy to use
  • ๐Ÿš€ Works as described
  • ๐Ÿ’ก Useful for multitasking
  • ๐Ÿ”’ No data collection
  • ๐Ÿ‘ Simple and straightforward

Room to Improve

  • ๐Ÿ› Occasional crashes or freezes
  • ๐Ÿ”‹ Battery drain issues
  • ๐Ÿšซ Compatibility problems with some apps
  • ๐Ÿ’ค Automatic closing of the window after video ends
Google Translate#3

Google Translate by Google

Text, Photo & Voice Translator
Worth Considering
๐Ÿ” Reference
4.3๐Ÿ˜Š(84K ratings)
Free
#1in Reference
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Google Translate screenshot 5

Instantly translate text, voice, and images between hundreds of languages. Features include offline translation, real-time conversation translation, and the ability to save frequently used phrases.

What We Love

  • ๐Ÿš€ Spoken Cantonese & Jyutping recently added
  • ๐Ÿš€ Fantastic for translating on the go
  • ๐Ÿ‘ Easy to navigate
  • ๐Ÿ‘ Useful for learning languages
  • ๐Ÿ‘ Offline translation available

Room to Improve

  • ๐Ÿ› Inaccurate translations for some languages
  • ๐Ÿ› Buggy camera/image translation
  • ๐Ÿ› Inconsistent translation of formal/informal language
  • ๐Ÿ› Slow performance, especially offline
  • ๐Ÿ› Cluttered interface, poor UX design

More Extension Audio apps to explore

FAQ about Extension Audio

What are the best extension audio apps for iPhone?
EXTENSION.app tops our extension audio apps ranking as of October 2026, with a 4.6-star average from 4.9K App Store ratings, and it's free to download.
Yes โ€” 19 of the top extension audio apps we rank are free to download, including EXTENSION.app and Tone Generator: Frequency Hz.
EXTENSION.app has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ extension audio apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.