Comparison

kotomoことばのおとも vs 上級英語五秒鍛錬

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

Head to head
About

kotomoことばのおとも

Features
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Is your Japanese being understood clearly? Kotomo is a pronunciation practice app for people learning Japanese. Through Pronunciation Assessment, Shadowing Practice, Repeat Practice, AI Tutor Chat, and Online Reading, you can listen to your own voice and work toward speaking Japanese more naturally and clearly. Review your recorded results and learning history to stay motivated, maintain a daily practice routine, and track your progress over time. Key Features ■ Pronunciation Assessment Record your voice while reading a reference text and review your pronunciation. Use your scores and feedback to identify areas for improvement and practice them repeatedly. ■ Shadowing Practice Listen to reference audio and practice speaking along with it. Play back your recordings and compare your intonation and rhythm with the original audio. ■ Repeat Practice Listen to a reference sentence and repeat it aloud. Check whether your speech matches the reference text while practicing your listening and speaking skills together. ■ Communication Assessment (AI Tutor Chat) Practice natural Japanese conversation with “Kotomo Sensei,” your AI tutor. Speak into the microphone and receive a text response from the AI tutor. You can also play the response as audio, allowing you to experience practical Japanese conversations. ■ Online Reading Join other learners in real-time voice sessions for group reading practice. Create a room or join a public room, then read the displayed reference text aloud together. You can turn your microphone on or off and switch audio output. Room hosts can also manage participants. Recommended For Learners who want to check and improve their pronunciation and intonation Learners who want to develop natural, clear Japanese by comparing their speech with reference audio Learners who want to build a daily Japanese speaking practice habit, a little at a time Make your voice and progress visible as you work toward speaking Japanese more naturally and clearly. Start practicing spoken Japanese with Kotomo today.

About

上級英語五秒鍛錬

Features
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[完全無料]五秒英語鍛錬は、Duolingoを終わった人向けの上級向け英単語学習アプリです。 TOEIC900点以上、英検準1級以上の学習者を想定し、仕事で使える英単語・フレーズ・言い換え表現を、エレベーターの待ち時間などちょっとした短いすきま時間で学べるように設計しています。 英語の基礎はすでに身につけている。 でも、会議・交渉・報告・提案・意思決定の場面で、もっと自然に、もっと正確に、もっと知的に表現したい。 そんな人のための英語学習アプリです。 主な特徴 ・5秒から始められる短時間学習 ・上級者向けの英単語とビジネス表現 ・実際の仕事で使いやすい例文 ・語彙だけでなく、フレーズや言い換え表現も学習 ・忙しい社会人でも続けやすい設計 ・学習記録で継続を見える化 ・復習機能で忘れかけた表現を定着 五秒英語鍛錬が目指すのは、初心者向けの英語学習ではありません。 すでに英語を使える人が、仕事でさらに信頼される表現力を身につけること。 短い時間でも、毎日少しずつ英語の引き出しを増やすこと。 英語を「勉強」から「武器」に変えていくこと。 通勤中、会議前、昼休み、寝る前。 上級英語は使う頻度も少ないので、継続が難しくなりますが、五秒という隙間時間で毎日継続できる設計でアプリをつくりました。 五秒英語鍛錬で、上級ビジネス英語を毎日少しずつ鍛えていきましょう。

Screenshots

kotomoことばのおとも4 screens
上級英語五秒鍛錬4 screens

Verdict

The call

The clearest difference is ads: kotomoことばのおとも at none against 上級英語五秒鍛錬's shown. kotomoことばのおとも also leads on iOS requirement (16.6 vs 18.0). On price, update cadence, 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

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on November 9, 2026.

Scorecard2 real differences · 4 level
kotomoことばのおとも versus 上級英語五秒鍛錬: the parameters behind the verdict, then further details
Parameterkotomoことばのおとも上級英語五秒鍛錬
PriceFreeFree
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS16.6 — better18.0
Further details — not scored
Size59 MB39 MB
Age rating4+4+
DeveloperSPI株式会社Taiki Saito

In-app purchases

None

kotomoことばのおとも

No in-app purchases

None

上級英語五秒鍛錬

No in-app purchases

Questions

Is kotomoことばのおとも free?
kotomoことばのおとも is free to download, with no in-app purchases.
Is 上級英語五秒鍛錬 free?
上級英語五秒鍛錬 is free to download, with no in-app purchases.
Do kotomoことばのおとも or 上級英語五秒鍛錬 have ads?
上級英語五秒鍛錬 shows ads; kotomoことばのおとも does not.
Which is updated more often, kotomoことばのおとも or 上級英語五秒鍛錬?
kotomoことばのおとも ships an update every 2 weeks, and 上級英語五秒鍛錬 every 2 weeks. Most recently, kotomoことばのおとも was updated on November 9, 2026 and 上級英語五秒鍛錬 on November 9, 2026.

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