Comparison

聴速mimix vs CheckBoostAudio

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

Head to head
About

聴速mimix

This music player allows precise control over playback speed, from 0.1x to 8.0x. It's useful for language learning, improving memory and concentration, and transcribing music. Note that some DRM-protected audio may not be playable.

Highlights
  • Adjustable playback speed (0.1x to 8.0x)
  • 10-second rewind/forward
  • Single track repeat
  • Speed shortcut buttons
  • Independent sliders for position, volume, and speed
Features
Read full description

聴速mimixは、再生スピードを0.1倍速単位で自由に調節できるミュージックプレーヤーです。 スロー再生(0.1倍速)から高速再生(8.0倍速)まで、再生スピードを細かく調整することができます。 言語学習のリスニングスキルUP、記憶力や集中力UPのための脳のエクササイズ、バンドミュージックの耳コピなどに活用できます。 注意:DRM音源などこのアプリで再生できない音源があります。 機能: ・再生スピードをスロー再生(0.1倍速)から高速再生(8.0倍速)まで、0.1 倍速単位で調整することが可能です。 ・10秒戻る/進む(-10sec/+10sec)機能により、ちょっと巻き戻して聞きたい!や繰り返し聞きたい!時などに便利です。 ・1トラックリピート機能を搭載しています。 ・0.1倍速ごとのスピード調整(-0.1/+0.1)機能に加えて、0.5倍速/1.0倍速/2.0倍速/3.0倍速/4.0倍速のショートカットボタンを使ったダイレクトなスピード調整が可能です。 ・独立した3つのスライダーを使って、再生位置/ボリューム/再生速度を自由に調整することができます。

About

CheckBoostAudio

Features
Read full description

Take your listening experience to the next level with this simple and intuitive audio player designed for language learners! With powerful features to help you manage tracks for repeated listening and focused practice, it’s your perfect companion for efficient learning. # Key Features - Track Check Feature Mark the parts you couldn’t catch with a simple check. Instantly identify which tracks need more attention for smoother and smarter review. - Waveform Display for Precise Control Visualize your audio with a sleek waveform display! Easily pinpoint the exact moment you want to rewind or fast-forward to—perfect for detailed practice. - Checked Tracks Page Easily access all your checked tracks on the Checked Tracks page! Revisit and focus on the parts you struggled with or the sections you want to master. Designed for language learners, musicians, and anyone who loves music, this player enhances your listening habits, whether for study, practice, or leisure. Download now and start building better listening habits today!

Screenshots

聴速mimix3 screens
CheckBoostAudio2 screens

Verdict

The call

The clearest difference is update cadence: CheckBoostAudio at every 3 days against 聴速mimix's every 22 months. 聴速mimix's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

聴速mimix ships an update every 22 months, CheckBoostAudio every 3 days. The most recent releases landed on July 7, 2026 and December 14, 2025 respectively.

Scorecard2 real differences · 6 level
聴速mimix versus CheckBoostAudio: the parameters behind the verdict, then further details
Parameter聴速mimixCheckBoostAudio
PriceFreeFree
Positive reviews48.9% of reviews—
Update frequencyEvery 22 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better13.0
Further details — not scored
Size4 MB32 MB
Age rating4+4+
DeveloperSamark CorporationMasatomo Fukuda

In-app purchases

None

聴速mimix

No in-app purchases

None

CheckBoostAudio

No in-app purchases

Questions

Is 聴速mimix free?
聴速mimix is free to download, with no in-app purchases.
Is CheckBoostAudio free?
CheckBoostAudio is free to download, with no in-app purchases.
Do 聴速mimix or CheckBoostAudio have ads?
Neither 聴速mimix nor CheckBoostAudio shows ads.
Which is updated more often, 聴速mimix or CheckBoostAudio?
聴速mimix ships an update every 22 months, and CheckBoostAudio every 3 days. Most recently, 聴速mimix was updated on July 7, 2026 and CheckBoostAudio on December 14, 2025.

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