Comparison

Study Timer vs 行政書士試験マスター

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

Head to head
About

Study Timer

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Manage your focus and rest for study, work, or exams with one simple tool. Developed by the Japanese stationery brand "Crane & Bloom," this app combines a study timer with a dedicated power nap mode. 【Key Features】 Build a rhythm of focus and rest (Pomodoro) •Easily practice the Pomodoro Technique: cycles of 25-minute focus and 5-minute rest. •Customize focus and break durations to the minute. •Maintain high performance during long study or work sessions without burnout. Refresh your brain with a quick nap (Power Nap) •Features a dedicated timer for effective short naps (Power Naps). •Perfect for a mental reset when your concentration starts to fade. Stay inspired (Motivation Cards) •Displays motivational messages at startup and during breaks. •Keep your goals in sight while using the timer to maintain steady motivation. Refined, Stationery-like Design •A simple, sophisticated UI that never distracts you from your studies. Japanese stationery brand "Crane & Bloom" supports your "Writing and Learning" experience, even in the digital world. 【Other Convenient Features】 FaceDown Mode: Simply flip your phone to start the timer. The timer pauses if you pick up your phone, helping you stay away from distractions. (iPhone only) White Noise: Play concentration-boosting ambient sounds such as rain or a crackling bonfire. Diverse Alarm Sounds: Choose from various tones, including a Japanese school chime or a classic bell.

About

行政書士試験マスター

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行政書士試験の合格を目指す方のための学習アプリです。すべての問題・解説はオリジナル制作。スキマ時間で本試験を意識した演習ができます。 【主な機能】 ・択一式問題の演習と詳しい解説 ・分野別の進捗管理と苦手分野の把握 ・記述式問題の AI 採点(追加機能) 【課金について】 本アプリは無料でお試しいただけます。さらに学習を進めたい方は、以下をご購入いただけます。 ・全問題 解放(買い切り)… $24.99 すべての択一式問題と解説を制限なく利用できます。一度のお支払いで継続してご利用いただけます。 ・Pro 記述式 AI 採点(月額)… $4.99/月(自動更新) ・Pro 記述式 AI 採点(年額)… $29.99/年(自動更新) 記述式問題を AI が採点し、改善点を提示します。 ※ Pro(記述式 AI 採点)は、買い切りの「全問題 解放」をご購入いただいた方向けの追加機能です。Pro 単体ではご利用いただけません。まず「全問題 解放」をご購入ください。 【自動更新サブスクリプションについて】 ・お支払いは購入確定時に Apple アカウントに請求されます。 ・期間終了の 24 時間以上前に自動更新をオフにしない限り、サブスクリプションは自動的に更新されます。 ・期間終了前の 24 時間以内に同額で更新料金が請求されます。 ・購入後、App Store のアカウント設定からサブスクリプションの管理および自動更新の停止ができます。 プライバシーポリシー: https://www.tomocreateinc.com/ja/privacy 利用規約 (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Study Timer4 screens
行政書士試験マスター4 screens

Verdict

The call

The clearest difference is in-app purchases: Study Timer at none against 行政書士試験マスター's 3. Study Timer also leads on ads (none vs shown). On price, update cadence, 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. 行政書士試験マスター sells 3 in-app purchases, starting at $4.99 per month. Study Timer asks for nothing beyond the download.

UpkeepUpdate frequency

Study Timer ships an update every 9 days, 行政書士試験マスター weekly. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 6 level
Study Timer versus 行政書士試験マスター: the parameters behind the verdict, then further details
ParameterStudy Timer行政書士試験マスター
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 9 daysWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.617.0 — better
Further details — not scored
Size61 MB10 MB
Age rating4+4+
DeveloperCrane & Bloom(クレイン&ブルーム)Tomocreate, Inc.

In-app purchases

None

Study Timer

No in-app purchases

3 purchases

行政書士試験マスター

Subscriptions2
  • Pro 月額$4.991 Month
  • Pro 年額$29.991 Year
One-time1
  • 全問題 解放$24.99

Questions

Is Study Timer free?
Study Timer is free to download, with no in-app purchases.
Is 行政書士試験マスター free?
行政書士試験マスター is free to download, with in-app purchases available.
Do Study Timer or 行政書士試験マスター have ads?
行政書士試験マスター shows ads; Study Timer does not.
Which is updated more often, Study Timer or 行政書士試験マスター?
Study Timer ships an update every 9 days, and 行政書士試験マスター weekly. Most recently, Study Timer was updated on September 17, 2026 and 行政書士試験マスター on September 23, 2026.

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