Comparison

Tuner B2 vs 音乐格式转换器

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

Head to head
About

Tuner B2

This app precisely tunes a wide variety of string and wind instruments using real-time audio analysis. It offers automatic pitch detection, octave display, and support for alternate tunings, making it a versatile tool for musicians.

Highlights
  • Automatic pitch detection
  • Real-time frequency display
  • Support for numerous instruments
  • Alternate tuning options
  • Semitone tuning
  • Octave display
Features
Read full description

Little Bear Tuner uses smart audio input to detect sound frequency in real time, analyse pitch accurately, and help you tune your instrument quickly and precisely. It supports most string and wind instruments, including: Guitar, Ukulele, Piano, Erhu, Yangqin, Guzheng, Pipa, Banhu, Lap Steel Guitar, Guqin, Zhongruan, Violin, Cello, Harp, Bass, Bamboo Flute, Kalimba, Mandolin, Morin Khuur, Jinghu, Banjo, Sitar and more. Key Features Automatic pitch detection Octave display Semitone tuning support Real-time frequency (Hz) display Guitar Tuning Supports alternate tunings and semitone tuning. Open the app and place your phone’s microphone close to the guitar, preferably near the sound hole. Pluck the strings one by one. Standard tuning from 6th to 1st string is E A D G B E. Adjust the string tension while watching the note name and octave. Most instruments are recognised automatically. Bass Tuning Supports alternate tunings. Standard bass tuning from thickest to thinnest string is: E1 A1 D2 G2 Turn the tuning pegs on the headstock to adjust pitch. Tighter strings produce higher notes. Ukulele Tuning Supports alternate tunings. Standard tuning from 4th to 1st string: G4 C4 E4 A4 (The number indicates the octave.) Erhu Tuning Supports 7 common Erhu tuning systems, as well as custom tunings. C key: D4 A4 D key: C4 G4 G key: G3 D4 …and more. Guqin Tuning Fully supports all Guqin tuning modes, including chromatic and special tunings. Guzheng Tuning Supports various Guzheng tuning methods. Simply select Universal Instrument to tune. If your instrument is not listed, choose Universal Instrument for accurate tuning. Auto-Renewable Subscription Little Bear Tuner Annual Membership (1 year) Payment will be charged to your iTunes account upon confirmation. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Your iTunes account will be charged within 24 hours prior to renewal. You can manage or cancel your subscription in: Settings → Apple ID → Subscriptions Privacy Policy: http://www.jita666.com/article-180445-1.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

音乐格式转换器

This tool converts between all major audio formats and offers comprehensive audio editing features. Easily extract audio from videos, trim, and merge audio clips for various creative and practical uses.

Highlights
  • Multi-format audio conversion
  • Video to audio extraction
  • Precise audio trimming
  • Multi-segment audio merging
  • Batch editing
  • Lossless audio output
Features
Read full description

音乐格式转换器是一款集格式转换与全能音频编辑于一体的高效工具,支持 MP3、AAC、M4A、WMA、WAV、FLAC 等全主流音频格式互转,实现秒速转换、无损音质输出,同时搭载丰富编辑功能,操作简单易上手,一站式解决所有音频处理需求,格式兼容、音频创作、日常使用均可轻松满足。 【核心功能】 多格式音频互转:兼容海量音频后缀,输出适配车载设备、播放器、移动终端的音频文件 视频音频分离:导入本地视频,一键提取原始音轨,分离视频背景音与人声 精准音频裁剪:自由划定音频起止区间,快速截取音频片段 多段音频拼接:自定义排序多个音频文件,一键合并生成完整音频 【使用场景】 日常听歌:转换适配车载、老旧设备音频格式 短视频创作:提取热门 BGM,剪辑制作视频配乐 办公整理:处理会议录音,精简合并工作音频 自媒体创作:制作播客、配音节目,搭配背景音乐 个性定制:制作手机铃声、闹钟提示音 直播配音:优化口播音频,适配直播场景使用 订阅服务:解锁全部高级音频转换、视频提取、批量剪辑等全部高级权限,去除功能限制。 付款将在确认购买时,向您的 Apple ID 账户收取;订阅会自动续订,除非在当前订阅期结束前至少 24 小时关闭自动续订;账户将在本期结束前的 24 小时内,收取续订费用。购买后您可前往 Apple 账户设置,管理订阅以及关闭自动续费。 隐私政策:https://www.daetool.com/iOSAudioformatPrivacy 用户协议:https://www.daetool.com/iOSAudioformatAgreement

Screenshots

Tuner B24 screens
音乐格式转换器4 screens

Verdict

The call

The clearest difference is review sentiment: Tuner B2 at 86% against 音乐格式转换器's 67%. 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. Tuner B2 sells 2 in-app purchases, starting at $1.99 per year and 音乐格式转换器 sells 7 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Tuner B2 ships an update every 2 weeks, 音乐格式转换器 every 10 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

Scorecard1 real difference · 7 level
Tuner B2 versus 音乐格式转换器: the parameters behind the verdict, then further details
ParameterTuner B2音乐格式转换器
PriceFreeFree
Positive reviews85.7% of reviews — better66.7% of reviews
Update frequencyEvery 2 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhoneiPhone
Requires iOS16.016.0
Further details — not scored
Size5 MB82 MB
Age rating9+4+
Developer守群 赵Huizhou Big Goose Software Co., Ltd.

Customer experience

Tuner B2

Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

音乐格式转换器

Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

2 purchases

Tuner B2

Subscriptions1
  • Annual subscription$1.991 Year
One-time1
  • Lifetime membership$29.99
7 purchases

音乐格式转换器

Subscriptions4
  • 周度会员7 Days trial$2.997 Days
  • 月度会员$4.991 Month
  • 季度会员$9.993 Months
Show 1 more
  • 年度会员$19.991 Year
One-time3
  • 月度$3.99
  • 年度$7.99
  • 永久会员$9.99

Questions

Is Tuner B2 free?
Tuner B2 is free to download, with in-app purchases available.
Is 音乐格式转换器 free?
音乐格式转换器 is free to download, with in-app purchases available.
Do Tuner B2 or 音乐格式转换器 have ads?
Neither Tuner B2 nor 音乐格式转换器 shows ads.
Which is updated more often, Tuner B2 or 音乐格式转换器?
Tuner B2 ships an update every 2 weeks, and 音乐格式转换器 every 10 days. Most recently, Tuner B2 was updated on November 9, 2026 and 音乐格式转换器 on November 10, 2026.

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