Comparison

AudioStretch Lite vs ToneBrowser

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

Head to head
About

AudioStretch Lite

This app allows musicians to slow down, loop, and transpose music from audio or video files. It also enables capturing video directly with your phone's camera for transcription. Ideal for learning songs by ear or experimenting with sound.

Highlights
  • Slow down audio/video without pitch change
  • Loop difficult sections
  • Transpose music notes
  • Import audio/video files
  • Capture video with phone camera
  • Live waveform scrubbing
Features
Read full description

As a musician one of the most helpful tools you can have is the ability to slow-down, loop or auto-transpose the notes for a piece of music you are trying to learn. AudioStretch is the world’s first audio and video transcription tool. Now you can manipulate the pitch, speed and transcribe your tunes from both audio and video files; or by using your phone’s camera you can capture video directly into AudioStretch and transcribe it! FEATURES INCLUDE: Import audio or video files Capture video with your phone camera for transcription Change the speed of files without changing the pitch Listen to the individual notes as you drag the waveform Play audio and video at zero speed Transpose any music Loop difficult to learn sections With AudioStretch you get all of this in an incredibly responsive and easy-to-use app. Ideal for transcription, learning songs by ear, crazy sonic experimentation, or just listening to your music library in a new way. Note: This is the LITE edition of AudioStretch, which has a few feature limitations. To get all the features, without the limitations, consider buying the Full version. LIMITATIONS OF LITE VERSION: • Max song duration 3 minutes (full version 3 hours) • Speed range from -1.5x to 1.5x (full version -10x to +10x) • Pitch shift +/- 3 semitones (full version +/- 36 semitones) DETAILED FEATURES: • Load songs from your Music Library • Document Picker import/export option supports iCloud, OneDrive, and more • Open Dropbox files and email attachments via "Open In" • LiveScrub™ : listen as you drag/hold the waveform • Instant freeze to zero speed by double-tapping on speed display • Keyboard/spectrum feature for transcription • Super-fine speed/pitch adjustment via drag left-right on speed/pitch display • Flexible looping feature • No ads or in-app purchases If you run into any problems with AudioStretch or AudioStretch Lite, please contact support@audiostretch.com

About

ToneBrowser

This browser allows real-time pitch and speed adjustments for music and videos without altering playback speed. Features include vocal removal, A-B looping, and a 6-band EQ. It's ideal for singers, musicians, and language learners.

Highlights
  • Real-time pitch adjustment (-12 to +12 semitones)
  • Speed control (0.25x to 3.0x)
  • Vocal removal (karaoke mode)
  • A-B section looping
  • 6-band EQ with presets
  • Automatic lyric search and display
Features
Read full description

ToneBrowser는 피치(음정) 조절 기능이 내장된 브라우저입니다. 모든 영상·음악 사이트에서 재생되는 음악의 피치를 속도 변경 없이 실시간으로 조절할 수 있습니다. 주요 기능: • 피치 조절 (-12 ~ +12 반음) — 속도 변경 없이 음정만 조절 • 속도 조절 (0.25x ~ 3.0x) — 피치 변경 없이 속도만 조절 • MAN/GIRL 프리셋 — 원클릭 음성 변환 • A-B 구간 반복 — 원하는 구간 무한 반복 연습 • 6밴드 EQ 이퀄라이저 — Bass, Vocal, Pop, Rock, Classical 프리셋 • 보컬 제거 (노래방 모드) — 실시간 보컬 제거 • 가사 자동 검색 및 표시 • 즐겨찾기 — 자주 듣는 영상 빠르게 접근 • 다크 테마 + 글래스모피즘 UI 이런 분들에게 추천합니다: • 노래 연습 시 키를 올리거나 내리고 싶은 분 • 악기 연습 시 느린 속도로 반복 청취하고 싶은 분 • 외국어 듣기 연습 시 속도를 조절하고 싶은 분 • 노래방처럼 보컬을 제거하고 싶은 분 PRO 업그레이드: • 광고 제거 • 모든 프리미엄 기능 이용

Screenshots

AudioStretch Lite4 screens
ToneBrowser3 screens

Verdict

The call

The clearest difference is rating: AudioStretch Lite at 4.0 against ToneBrowser's 3.0. AudioStretch Lite also leads on in-app purchases (none vs 3) and ads (none vs shown). ToneBrowser's advantage is update cadence (every 8 days vs every 3 months). On price and device support 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. ToneBrowser sells 3 one-off in-app purchases. AudioStretch Lite asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

AudioStretch Lite holds the better App Store score, 4.0 against 3.0. That said, the two scores are not equally well evidenced: AudioStretch Lite has 617 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 73% of AudioStretch Lite's written reviews are positive against 63% of ToneBrowser's.

UpkeepUpdate frequency

AudioStretch Lite ships an update every 3 months, ToneBrowser every 8 days. The most recent releases landed on September 26, 2026 and September 12, 2026 respectively.

Scorecard8 real differences · 2 level
AudioStretch Lite versus ToneBrowser: the parameters behind the verdict, then further details
ParameterAudioStretch LiteToneBrowser
PriceFreeFree
Rating4.0 (617 ratings) — better3.0 (1 ratings)
Positive reviews72.9% of reviews — better62.5% of reviews
Number of ratings617 — better1
Update frequencyEvery 3 monthsEvery 8 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size18 MB51 MB
Age rating4+17+
DeveloperCognosonic Pte Ltdjunmo sung

Customer experience

AudioStretch Lite

All ratings617 ratings
Positive75.0%
Neutral6.5%
Negative18.5%
Written reviews255 reviews
Positive72.9%
Neutral7.5%
Negative19.6%

ToneBrowser

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews8 reviews
Positive62.5%
Neutral12.5%
Negative25.0%

Bugs and requests

AudioStretch Lite

Reported bugs

3 issues
  • Audio stops working after a while
  • Video disappears when trying to screen record
  • Crashes when trying to export or share content

Requested features

3 requests
  • Add more editing tools and effects
  • Improve loop management and save options
  • Implement night mode and other visual customizations

ToneBrowser

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

AudioStretch Lite

No in-app purchases

3 purchases

ToneBrowser

One-time3
  • Remove Ads$4.99
  • PRO Upgrade$5.99
  • PRO Mode$9.99

Questions

Is AudioStretch Lite free?
AudioStretch Lite is free to download, with no in-app purchases.
Is ToneBrowser free?
ToneBrowser is free to download, with in-app purchases available.
Which has better reviews, AudioStretch Lite or ToneBrowser?
AudioStretch Lite is rated higher. AudioStretch Lite averages 4.0 out of 5 from 617 ratings, while ToneBrowser averages 3.0 from 1 ratings.
Do AudioStretch Lite or ToneBrowser have ads?
ToneBrowser shows ads; AudioStretch Lite does not.
Which is updated more often, AudioStretch Lite or ToneBrowser?
AudioStretch Lite ships an update every 3 months, and ToneBrowser every 8 days. Most recently, AudioStretch Lite was updated on September 26, 2026 and ToneBrowser on September 12, 2026.

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