Retime vs blnk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Retime
This app helps serious learners manage their study time and track progress. It combines a timer, task management, and analytics to visualize daily efforts and ensure goals are met. Features include goal setting, exam countdowns, and app blocking to enhance focus.
- Unified task management and timer
- Study goal progress tracking
- Exam countdown and score tracking
- Distracting app blocking
- Pomodoro and count-up timer modes
- Study time visualization
- Customizable subjects and themes
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You're studying hard, but can't see any progress. You make a plan, but somehow it always falls apart. That feeling of "working hard but getting nowhere" — Retime changes that. Retime is a study management app for serious learners, bringing together a timer, task management, and learning analytics in one place. "Plan → Focus → Record → Analyze" Complete this entire cycle in a single app. Your daily efforts become visible through graphs and numbers. Students preparing for exams, professionals studying for certifications, language learners, building a reading habit—— Retime is here for anyone who is serious about reaching their goals. Feature ① Task Management and Timer, Unified ・Manage daily tasks with a weekly calendar. Swipe smoothly between weeks ・Link tasks to your timer to accurately record what you studied and for how long ・Set up recurring tasks to automatically create your daily study routine ・Drag and drop to reschedule tasks with ease ・One glance at your to-do list tells you exactly what to study today Feature ② Track Whether You're On Pace with Study Goals ・Set concrete goals like "finish 300 pages of this textbook by [date]" ・Automatically compare your recommended daily pace against your actual progress ・A predicted completion date is always shown, so you know at a glance whether you'll make it in time ・Manage multiple goals simultaneously — exam prep, certifications, reading, and more Feature ③ Exam Countdown & Mock Exam Score Tracking ・Register your exam dates and see remaining days updated in real time ・Log your mock exam and practice test scores by subject ・Visualize your score trends with charts to see how much you've improved Feature ④ Block Distracting Apps During Study Sessions ・Block apps like social media, YouTube, and games while you study ・Effective for breaking phone addiction ・Blocking is active only while the timer is running, so the quality of your study time goes up Feature ⑤ Two Timer Modes: Pomodoro & Count-Up ・Use the Pomodoro timer to alternate between focused work and breaks, maximizing productivity ・Use the count-up timer to freely measure and log your study time ・Supports Dynamic Island and Lock Screen Live Activity — always keep an eye on your timer ・Check today's study time at a glance with the home screen widget ・Stay focused with background sounds like alpha waves, brown noise, rain, and ocean waves Feature ⑥ Visualize Study Time to Stay Motivated ・View weekly and monthly study time trends in graph form ・See a subject-by-subject breakdown to understand where your time is going ・Browse your full session history in a timeline view ・Watching your efforts pile up keeps the motivation going Feature ⑦ Customize to Make It Yours ・Set your own subject names and colors ・Change the app's theme color to match your style Suitable for every learning scenario — students, professionals studying for certifications, language learners, and anyone building a reading habit. Start recording a little every day, and keep moving toward your goal.
blnk
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【会員登録もログインも不要】 思い立ったその場ですぐに使える、シンプルな暗記アプリです。面倒なアカウント作成は一切なし。作った単語帳・学習データはすべてお使いの端末内に保存されます。 ■ こんな人におすすめ ・英単語、資格試験、漢字や四字熟語など、暗記したいことがある人 ・とにかくシンプルに、すぐ始めたい人 ・友だちと単語帳をサクッと共有したい人 ■ 主な機能 ●間隔反復学習 覚えたカードは間隔を空けて、苦手なカードは短い間隔で繰り返し出題します。次にいつ復習が来るかのプレビューも確認できます。苦手なところだけまとめて総復習したいときは、復習日を気にせず全カードを出題する「テストモード」も使えます。 ●登録不要のデッキ共有 作った単語帳(デッキ)はテキスト化して、LINEやメール、メモアプリなど普段お使いのアプリからそのまま送れます。受け取った相手もアカウント登録なしで「貼り付けて追加」するだけで取り込み完了。招待もサインアップも不要です。 ●バックアップの書き出し・読み込み 全データをファイルとして書き出せるので、機種変更やアプリの再インストール時にも安心です。 ●学習をカスタマイズ ・デッキ内のカード検索、追加順・五十音順・復習期限が近い順・苦手な 順での並び替え ・1つ前の採点を取り消せるUndo ・出題方向(表→裏/裏 ム)を選んでから学習を開始 ●毎日の学習リマインダー 決まった時刻に通知でサポートします。 ●続けたくなる工夫 学習するとXPが貯まり、連続学習日数(ストリーク)を記録。節目ごとに「シール」(バッジ)が集 ■ 広告について 本アプリは無料でご利用いただけます。広告(Google AdMob)をホーム画面 の一部と学習画面に表。始めたばかりの画面や、学習お疲れさま画面には広告を表示しない設計にしています。 ■ データについて 本アプリはサーバーを端末内に保存されます。そのため複数端末での自動同期には対応していません(バックアップの書き出し・読み込みによ能です)。 登録の手間もアカウンた瞬間から暗記を始めたい方にぜひ使ってみてください。
Screenshots
Verdict
The clearest difference is in-app purchases: blnk at none against Retime's 3. blnk also leads on iOS requirement (13.0 vs 17.0). 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
Both are free to download. Retime sells 3 in-app purchases, starting at $1.99 per month. blnk asks for nothing beyond the download.
Retime ships an update every 5 days, blnk every 10 days. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.
| Parameter | Retime | blnk |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 72.2% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 days — better | Every 10 days |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryo Iida | SATOSHI KIMURA |
In-app purchases
Retime
- リタイム PRO 1ヶ月$1.991 Month
- リタイム PRO 1年間$14.991 Year
- リタイム PRO 1年間 キャンペーン1 Year trial$19.991 Year
blnk
No in-app purchases









