Comparison

読書レビューまとめ速報 vs Oshi Time

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

Head to head
About

読書レビューまとめ速報

Features
Read full description

読書レビューのブログを簡単チェック! 新書に関する話題のレビューや、読書に関するブログをまとめてチェックできます。 記事のお好みがあれば設定から配信元の選択もできます。 最新ニュースからコアネタまで、読書に関する情報を幅広くお届けします。

About

Oshi Time

Enhance your study sessions with a personalized focus timer featuring your favorite idols, characters, or actors. Earn motivational messages and track your progress with customizable themes and layouts. Turn your passion into productivity and build discipline.

Highlights
  • Customizable themes with favorite characters
  • Motivational reward messages
  • Automatic study hour tracking
  • Pomodoro, countdown, and stopwatch modes
  • Ticket Mode for event syncing
  • Immersive focus with UI hiding
Features
Read full description

Design your focus with your favorite star. Push your limits! Having your favorite icon (your "Oshi") cheering you on will get you through any study slump. Make every day your most productive with "Oshi Time." Whether you want to be praised, recognized, or just feel their presence while you grind... "Oshi Time" is the ultimate Focus and Study Tracker designed for fans who want to turn their passion into productivity. For those who need that extra spark: Stuck in a rut with college exams, tests, or endless homework? Tired of doomscrolling and the guilt that follows? Want to turn lonely self-study for certifications into a "team effort" with your favorite idol, character, or actor? Craving to see your favorite say, "I am so proud of you"? Want to build discipline and become the best version of yourself? Make Focusing the Best Part of Your Day Your Aesthetic Sanctuary Fully customize your screen with your favorite images, whether they are K-Pop idols, actors, VTubers, or anime characters. The beautifully designed UI featuring dark mode, transparent glass effects, and soft glows ensures your Oshi looks stunning. Seeing them makes that extra 5 minutes of study feel like a breeze. Turn Your Effort into Love Automatically track your study hours and learning habits with beautiful charts. Every minute you focus is not just a record—it is a testament to your growth and dedication. Boost Motivation with "Reward Messages" Receive special, heartwarming messages from your Oshi the moment your timer ends. A simple "Good job" from your favorite is the magic you need to keep your schedule on track tomorrow. Versatile for Every Scene From deep-focus Pomodoro sessions to chill stopwatch tracking. Perfect for middle/high school, college, professional certifications, or even creative hobbies. Deep Customization • Full Visual Freedom: Customize backgrounds and theme colors to match your Oshi's signature color or vibe. • Variety of Layouts: Switch designs to keep your workspace fresh, clean, and inspiring. • Ticket Mode: Sync your grind with your Oshi’s real-world events, fandom streamings, or comebacks. Push your limits when they are pushing theirs. • Rest Mode: Hide your Oshi to take a proper, distraction-free break. Balance is the key to a long-distance run. • Immersive Focus: Hide the UI to stay focused in a world that is just you and your favorite star. Timer Modes • Pomodoro (Playlist / Single) • Countdown • Stopwatch PREMIUM PLAN Do not waste a single second of your precious time. Remove all ads and unlock the ultimate focus experience. • Ad-Free - Total focus without any interruptions. • Full Access - Unlock all premium exclusive features and layouts. Processed via App Store. Cancel anytime at least 24 hours before the period ends. Privacy Policy https://oshitime-77e87.web.app/privacy/en Terms of Service https://oshitime-77e87.web.app/terms-of-service/en

Screenshots

読書レビューまとめ速報2 screens
Oshi Time4 screens

Verdict

The call

The clearest difference is review sentiment: 読書レビューまとめ速報 at 100% against Oshi Time's 58%. 読書レビューまとめ速報 also leads on in-app purchases (none vs 5) and ads (none vs shown). Oshi Time's advantage is update cadence (every 5 days vs every 7 months). On price 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. Oshi Time sells 5 in-app purchases, starting at $2.49 per month. 読書レビューまとめ速報 asks for nothing beyond the download.

UpkeepUpdate frequency

読書レビューまとめ速報 ships an update every 7 months, Oshi Time every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 2 level
読書レビューまとめ速報 versus Oshi Time: the parameters behind the verdict, then further details
Parameter読書レビューまとめ速報Oshi Time
PriceFreeFree
Positive reviews100.0% of reviews — better58.3% of reviews
Update frequencyEvery 7 monthsEvery 5 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS7.0 — better16.2
Further details — not scored
Size9 MB148 MB
Age rating17+4+
DeveloperNoriaki Tomitakeita suzuki

Customer experience

読書レビューまとめ速報

Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Oshi Time

Written reviews12 reviews
Positive58.3%
Neutral16.7%
Negative25.0%

In-app purchases

None

読書レビューまとめ速報

No in-app purchases

5 purchases

Oshi Time

Subscriptions4
  • Premium Plan$2.491 Month
  • Premium Plan3 Days trial$2.991 Month
  • Premium Plan$17.991 Year
Show 1 more
  • Premium Plan3 Days trial$24.991 Year
One-time1
  • Premium Plan$79.99

Questions

Is 読書レビューまとめ速報 free?
読書レビューまとめ速報 is free to download, with no in-app purchases.
Is Oshi Time free?
Oshi Time is free to download, with in-app purchases available.
Do 読書レビューまとめ速報 or Oshi Time have ads?
Oshi Time shows ads; 読書レビューまとめ速報 does not.
Which is updated more often, 読書レビューまとめ速報 or Oshi Time?
読書レビューまとめ速報 ships an update every 7 months, and Oshi Time every 5 days. Most recently, 読書レビューまとめ速報 was updated on October 24, 2026 and Oshi Time on October 25, 2026.

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