Comparison

First Words Diary vs ことれこ

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

Head to head
About

First Words Diary

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First Words Diary helps you capture, cherish, and look back on your child’s earliest words. Record what your child said, note the correct word, and track their speech development over time. Each word becomes a special memory — beautifully organized in your own personal speech journal. Whether it’s “gog” for “dog” or “baba” for “banana”, every little utterance is worth remembering. ・Terms of Use https://eeggs.jp/terms-of-use-en

About

ことれこ

Features
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「ことれこ」は、子どもの"はじめてのことば"を録音・録画で残せる成長記録アプリです。 従来の単語学習アプリでは難しかった発音記録を、イラストを見せながら + トリミング機能付きで簡単に! 赤ちゃんの「わんわん」「まんま」を、いつでも聴き返せます。 ■ こんなことができます ・音声のみ、またはインカメラ動画つきの2モードで録音 ・同じ単語に何度でも録音を追加して、成長の変化を記録 ・波形を見ながら前後の不要部分をかんたんトリミング ・単語に写真やイラストを添付 ・アルバムでタップするだけで即再生 ■ 安心のプライバシー 録音・動画・写真など、すべてのデータはお使いの端末の中だけに保存されます。外部サーバーへの送信は一切ありません。アカウント登録やログインも不要です。 ■ こんな方に ・お子さまの「はじめてのことば」を残したい方 ・「わんわん」「まんま」など、日々変わる発音を記録したい方 ・成長の記録を手軽に、でも確実に残したい方 大切な「はつごと」は、二度と戻ってきません。 ことれこで、その瞬間をのこしましょう。

Screenshots

First Words Diary3 screens
ことれこ3 screens

Verdict

The call

The clearest difference is ads: ことれこ at none against First Words Diary's shown. ことれこ also leads on update cadence (every 8 days vs monthly). On price, in-app purchases, 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. First Words Diary sells 1 in-app purchase, starting at $2.99 per month and ことれこ sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

First Words Diary ships an update monthly, ことれこ every 8 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 4 level
First Words Diary versus ことれこ: the parameters behind the verdict, then further details
ParameterFirst Words Diaryことれこ
PriceFreeFree
Update frequencyMonthlyEvery 8 days — better
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.0 — better
Further details — not scored
Size34 MB63 MB
Age rating4+4+
DeveloperEasterEggsYuto Takebayashi

In-app purchases

1 purchases

First Words Diary

Subscriptions1
  • Premium Plan$2.991 Month
3 purchases

ことれこ

One-time3
  • にんじん$0.49
  • おいも$1.99
  • バナナ$4.99

Questions

Is First Words Diary free?
First Words Diary is free to download, with in-app purchases available.
Is ことれこ free?
ことれこ is free to download, with in-app purchases available.
Do First Words Diary or ことれこ have ads?
First Words Diary shows ads; ことれこ does not.
Which is updated more often, First Words Diary or ことれこ?
First Words Diary ships an update monthly, and ことれこ every 8 days. Most recently, First Words Diary was updated on October 25, 2026 and ことれこ on October 28, 2026.

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