Comparison

SpeechToText Memo vs AI音声文字起こし

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

Head to head
About

SpeechToText Memo

Features
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Turn spoken ideas into text memos with SpeechMemo. Tap Start Transcription, speak, and see words appear as you talk. Save the text, edit it, and share it when you are ready. CAPTURE IDEAS AS YOU SPEAK Use live speech to text for a quick thought, class note, meeting reminder, or journal entry. Choose the language you speak from the available speech recognition languages. MAKE EACH MEMO USEFUL Review and edit the text, keep saved memos in a simple list, and share text through the iOS share sheet. You can also listen to a memo read aloud or display its text as a QR code. SpeechMemo saves text memos on your device. Speech recognition availability depends on the selected language and your device's speech services. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

AI音声文字起こし

This app quickly converts audio recordings into text using advanced AI. It offers a simple, intuitive interface for transcribing meetings, interviews, and personal notes. All data is securely stored on your device, ensuring privacy.

Highlights
  • Unlimited audio to text conversion
  • High-accuracy AI speech recognition
  • Simple and intuitive recording interface
  • Easy data management by tab
  • Secure on-device data storage
  • Privacy protection
Features
Read full description

無料のもじおこしです!総ダウンロード30万超の開発者が作った、『超シンプルなもじおこし』アプリです! 無制限音声を文字にすばやく変換できる、シンプルかつ直感的なアプリです。 【こんな方におすすめ】 ・会議や講義の内容をメモしたい方 ・インタビューや取材の内容をテキスト化したい方 ・日常のちょっとしたメモを音声で残したい方 【主な特徴】 ① シンプル操作 難しい操作は一切不要。録音ボタンを押すだけで音声がすぐに文字化されます。 ② 高精度な文字起こし 最新のAIの音声認識技術を使っており、精度が高く聞き取りやすい音声変換を実現しています。 ③ データ管理も簡単 録音したデータはタブ毎に管理できます。 ④ プライバシー保護 データは端末内で安全に保存・管理され、外部に漏れる心配はありません。 音声から文字への変換をシンプルに。 『超シンプルな文字起こし』をぜひお試しください。

Screenshots

SpeechToText Memo3 screens
AI音声文字起こし4 screens

Verdict

The call

The clearest difference is in-app purchases: SpeechToText Memo at none against AI音声文字起こし's 3. On price, update cadence, 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. AI音声文字起こし sells 3 in-app purchases, starting at $2.99 per month. SpeechToText Memo asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 7 level
SpeechToText Memo versus AI音声文字起こし: the parameters behind the verdict, then further details
ParameterSpeechToText MemoAI音声文字起こし
PriceFreeFree
Positive reviews—71.4% of reviews
Update frequencyWeeklyWeekly
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better17.2
Further details — not scored
Size11 MB63 MB
Age rating4+4+
Developernz-swAtsushi Koyama

In-app purchases

None

SpeechToText Memo

No in-app purchases

3 purchases

AI音声文字起こし

Subscriptions2
  • プレミアムプラン$2.991 Month
  • プレミアムプラン$29.991 Year
One-time1
  • 買い切りプラン$99.99

Questions

Is SpeechToText Memo free?
SpeechToText Memo is free to download, with no in-app purchases.
Is AI音声文字起こし free?
AI音声文字起こし is free to download, with in-app purchases available.
Do SpeechToText Memo or AI音声文字起こし have ads?
Both SpeechToText Memo and AI音声文字起こし show ads.
Which is updated more often, SpeechToText Memo or AI音声文字起こし?
SpeechToText Memo ships an update weekly, and AI音声文字起こし weekly. Most recently, SpeechToText Memo was updated on November 8, 2026 and AI音声文字起こし on November 5, 2026.

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