Comparison

RoboTone. vs こどもえいご絵辞典

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

Head to head
About

RoboTone.

This app helps children develop absolute listening skills through interactive musical challenges. Players learn to identify tones by playing a virtual piano and then compete against a "robo" by selecting the correct notes. Settings allow customization of tones and instruments.

Highlights
  • Absolute listening skill development
  • Interactive musical challenges
  • Virtual piano gameplay
  • Tone identification battles
  • Customizable tones and instruments
Features
Read full description

Hit the tones, beat the robo! RoboTone is an application to strengthen absolute listening skill for your kids, especially grade school students. They say, it's difficult to get the absolute listening skill after grown up, so try this app before you getting old. First of all, play the piano as you like to listen and be familiar with the tones from this app. Next, tap the battle button and do the battle. Select the tone(s) you listen, press the answer to go! You are correct, the robo's power deceases. It's time to beat the robo! To tap the setting button, you can change the tones number and instrument.

About

こどもえいご絵辞典

This English dictionary app helps learners of all ages improve their English skills. It features rich example sentences with audio and illustrations, making learning fun and accessible. An English-English dictionary mode immerses users in authentic language.

Highlights
  • Rich example sentences with audio
  • Illustrations for enhanced learning
  • English-English dictionary mode
  • Supports reading, writing, listening, speaking
  • Unlimited searches in paid version
Features
Read full description

おうち英語の必需品!子供から大人まで英語を勉強する全ての人のための英語辞典ができました! 全ての単語に記憶に残りやすい豊富で楽しい例文付き。全ての文章に音声とイラストがついていますので、まだ文章が読めないお子様でも楽しくご利用いただけます。 英英辞典モードで利用すると、単語の意味の説明なども全て英語で記載されるので、大量の生きた英語を楽しく無制限に接種できます。 元々完全クローズドで提供していたアプリで、米国のトップリベラルアーツ大学入学・卒業、有名インターナショナルスクール合格など、多くの実績を持つ本アプリをこのたび待望の一般公開いたしました。目で見て、読んでみて、音声を聞いて、声に出してみて、書いてみて。Reading, Writing, Listening, Speakingの全ての基礎になるあらゆる使い方に対応していますので、一人でも多くの方が、このアプリを通して英語力を向上させ、未来を切り開いていかれることを心から願っています。 ■■■ 有料版について ■■■ 無料版では初日10回、その後1日1回の単語検索ができます。まずは無料版で使っていただき、気に入れば有料版をご検討ください。 ●有料版: 月間払い 350円 / 月 有料版に加入すると、無制限でご利用いただけます。 ●機種変更時の復元 機種変更時には、以前購入した有料版を無料で復元できます。(『設定』ページから)購入時と同じAppleIDでiPhone・iPad端末のiTunesにログインしていてください。 ●確認と解約 AppStoreアプリの最下部にある「おすすめ」を選択—> Apple IDを選択—>「Apple IDを表示」を選択—> 購読の中にある「管理」から『Children's English Dictionary』を選択。この画面から次回の自動更新タイミングの確認や、自動更新の解除/設定ができます。 ●自動継続課金について 期間終了日の24時間以上前に自動更新の解除をされない場合、契約期間が自動更新されます。自動更新の課金は、契約期間の終了後24時間以内に行われます。 ●注意点 ・アプリ内で課金された方は上記以外の方法での解約できません ・当月分のキャンセルについては受け付けておりません。 ・iTunesアカウントを経由して課金されます。 ●利用規約 https://b12r.net/terms ●プライバシーポリシー https://b12r.net/privacy

Screenshots

RoboTone.4 screens
こどもえいご絵辞典4 screens

Verdict

The call

The clearest difference is rating: こどもえいご絵辞典 at 3.0 against RoboTone.'s 1.0. こどもえいご絵辞典 also leads on ads (none vs shown) and update cadence (daily vs every 4 months). RoboTone.'s advantage is in-app purchases (none vs 1). On price, ratings volume, device support and iOS requirement 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. こどもえいご絵辞典 sells 1 in-app purchase, starting at $1.99 per month. RoboTone. asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

こどもえいご絵辞典 holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

RoboTone. ships an update every 4 months, こどもえいご絵辞典 daily. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

Scorecard5 real differences · 5 level
RoboTone. versus こどもえいご絵辞典: the parameters behind the verdict, then further details
ParameterRoboTone.こどもえいご絵辞典
PriceFreeFree
Rating1.0 (1 ratings)3.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings11
Update frequencyEvery 4 monthsDaily — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.1
Further details — not scored
Size64 MB40 MB
Age rating4+4+
DeveloperMASAHIRO MIZUTANIChisa Kubo

Customer experience

RoboTone.

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

こどもえいご絵辞典

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

RoboTone.

No in-app purchases

1 purchases

こどもえいご絵辞典

Subscriptions1
  • 月額購読$1.991 Month

Questions

Is RoboTone. free?
RoboTone. is free to download, with no in-app purchases.
Is こどもえいご絵辞典 free?
こどもえいご絵辞典 is free to download, with in-app purchases available.
Which has better reviews, RoboTone. or こどもえいご絵辞典?
こどもえいご絵辞典 is rated higher. RoboTone. averages 1.0 out of 5 from 1 ratings, while こどもえいご絵辞典 averages 3.0 from 1 ratings.
Do RoboTone. or こどもえいご絵辞典 have ads?
RoboTone. shows ads; こどもえいご絵辞典 does not.
Which is updated more often, RoboTone. or こどもえいご絵辞典?
RoboTone. ships an update every 4 months, and こどもえいご絵辞典 daily. Most recently, RoboTone. was updated on September 17, 2026 and こどもえいご絵辞典 on September 9, 2026.

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