Comparison

MasterTone vs Audio Master

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

Head to head
About

MasterTone

This offline audio mastering app offers simple controls for refining sound sources. It analyzes input audio to achieve practical volume and balance without complex settings, focusing on a single intensity knob for adjustments. Supports WAV and AAC exports for music production and remastering.

Highlights
  • Offline 2-pass processing
  • Safe/Loud modes
  • Single Intensity control
  • Peak control with soft saturation
  • WAV/AAC export
  • Complete offline operation
Read full description

MasterTone は、 シンプルな操作で音源を仕上げるための オフライン・マスタリング/リマスタリングアプリです。 複雑な設定や視覚的な演出はありません。 必要なのは モード選択と Intensity ノブだけ。 2-pass オフライン処理により、 入力音源を解析し、過度な歪みを避けながら 実用的な音量とバランスに整えます。 主な特長 • 2-pass / offline processing 音源を解析後に書き出す、安定したオフライン処理 • Safe / Loud モード 配信向けのクリーンな仕上がり、または音圧を重視した仕上がり • Single Intensity control 音の方向性を一つのノブで調整 • Peak control with soft saturation クリッピングを抑え、耳障りなピークを穏やかに処理 • WAV / AAC 書き出し対応 • 完全オフライン動作 音源は端末内で処理され、外部に送信されません こんな用途に • 同人音楽・自主制作音源の最終仕上げ • 既存音源の軽いリマスタリング • 配信・提出用の音量調整 • iPad / iPhone 完結の制作環境 ※ 表示される Loudness / Peak 値は参考値(approx)です。 ※ 本アプリは専門的なマスタリング作業を置き換えるものではありません。

About

Audio Master

Transform raw audio into professional, broadcast-ready sound with one-tap mastering. Enhance recordings with studio-quality effects like reverb, delay, and pitch shifting. Export your polished audio in various formats without watermarks.

Highlights
  • Instant mastering with 13 sound styles
  • Studio-grade reverb and delay effects
  • Pitch shifting up to ±1 octave
  • Drive effect for warmth and grit
  • Unlimited export in M4A, WAV, AIFF
  • On-device audio processing
  • Original vs. Mastered A/B comparison
Features
Read full description

Audio Master turns raw recordings into polished, broadcast-ready audio in seconds. Whether you're a podcaster, musician, or voice creator, you get studio-quality mastering with a single tap — no audio engineering degree required. ■ INSTANT MASTERING Pick from 13 expertly tuned sound styles — Pop, Voiceover, Hip Hop, Classical, Rock, Jazz, R&B, Electronic, Country, Folk, Latin, and more. Each style has 3 variants for fine-grained control. Hear your track go from amateur to professional, instantly. ■ PRO EFFECTS Shape your sound with four real-time effects, all running on Apple's native audio engine: • REVERB — Studio-grade reverb with full parameter control: min/max delay, decay times, spread, and dry/wet mix. Quick picks: Room, Plate, Hall, Cathedral. • DELAY — Tempo-perfect delay with feedback and tone controls. Quick picks: Slap, Echo, Long, Dub. • DRIVE — Add warmth, grit, or character. Modes: Crush, Warm, Bit, Tape. • PITCH — Shift pitch up to ±1 octave with cent-level fine tuning. ■ EXPORT ANYWHERE Save your masters in M4A, WAV, or AIFF — perfect for podcast hosts, DAWs, video editors, or social media. Unlimited exports. No watermarks. Your audio, your file. ■ STUDIO INTERFACE A real audio rack unit — animated spectrum visualizer, live metering, vintage knobs that respond to your touch. ORIGINAL ⇄ MASTERED A/B compare lets you hear the difference instantly without losing your position in the track. ■ DESIGNED FOR • Podcasters who want broadcast-ready audio • Musicians sharing demos and finished tracks • Voiceover artists shipping professional clips • Content creators putting their voice into the world • Anyone who wants their recordings to sound great ■ SUBSCRIPTION REQUIRED Audio Master is a paid app. To use the full studio you need either a Weekly Pro subscription (with a 7-day free trial) or a one-time Lifetime purchase. ■ AUTO-RENEWABLE SUBSCRIPTION DETAILS • Payment is charged to your Apple ID at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. • Your account is charged for renewal within 24 hours prior to the end of the current period. • Subscriptions can be managed and auto-renewal turned off in your Apple Account Settings > Subscriptions. • Any unused portion of the free trial is forfeited when a subscription is purchased. ■ PRIVACY We don't collect your data. Audio processing is fully on-device — no uploads, no servers, no tracking, no analytics SDKs. Music library and file access are local only. ■ LEGAL Privacy Policy: https://docs.google.com/document/d/1o9zcdruggmsjOQ6a-fjZ3BWPWEjnl440byE5-_Yv9KM/ Terms of Use: https://docs.google.com/document/d/1q5jVlOqYvt9oU9JHUmaVUHHj7mpqXgJcoMalKlF1mWE/ ■ SUPPORT Questions? Bug reports? Feature requests? Email: aistemsolutions@gmail.com

Screenshots

MasterTone3 screens
Audio Master4 screens

Verdict

The call

The clearest difference is rating: MasterTone at 5.0 against Audio Master's 3.7. MasterTone also leads on in-app purchases (none vs 2). Audio Master's advantage is ratings volume (3 vs 1) and iOS requirement (17.0 vs 26.2). On price, ads 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. Audio Master sells 2 in-app purchases, starting at $3.99 per 7 days. MasterTone asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MasterTone holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Scorecard5 real differences · 4 level
MasterTone versus Audio Master: the parameters behind the verdict, then further details
ParameterMasterToneAudio Master
PriceFreeFree
Rating5.0 (1 ratings) — better3.7 (3 ratings)
Number of ratings13 — better
Update frequency—Every 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid — betterSubscription
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.217.0 — better
Further details — not scored
Size1 MB22 MB
Age rating4+4+
DeveloperTAKASHI NOSEMuhammad Ajmal

Customer experience

MasterTone

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Audio Master

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

MasterTone

No in-app purchases

2 purchases

Audio Master

Subscriptions1
  • Weekly3 Days trial$3.997 Days
One-time1
  • Lifetime$14.99

Questions

Is MasterTone free?
MasterTone is free to download, with no in-app purchases.
Is Audio Master free?
Audio Master is free to download, with in-app purchases available.
Which has better reviews, MasterTone or Audio Master?
MasterTone is rated higher. MasterTone averages 5.0 out of 5 from 1 ratings, while Audio Master averages 3.7 from 3 ratings.
Do MasterTone or Audio Master have ads?
Neither MasterTone nor Audio Master shows ads.

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