Comparison

Stuguin vs Study Focus Timer

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

Head to head
About

Stuguin

This app helps students track their daily study time with a simple timer. It prevents distractions by disallowing app closure during study sessions and visualizes progress through graphs to maintain motivation.

Highlights
  • Measure daily study hours
  • Start/stop study timer
  • Prevent app closure during study
  • Visualize study progress with graphs
  • Subject and content tracking
Features
Read full description

Stuguin ~for all of the students~ Produced by Japanese high school student. Stuguin supports your studies in your daily life. Downloading STUGUIN makes a progress in your studies. Main function -Study You can measure your daily study hours with only 2 steps. 1. Choose a subject and a content of studying. 2. Press the START button. Then the timer starts automatically. Once the timer starts, you are NOT allowed to close Study until you finish studying. If you close it, the timer won't work!! So Study protects you from doing SNS and texting while you are studying. Study tries not to lack your concentration! -Graph Study hours become a graph automatically with the study subjects and contents. By making a visible results, STUGUIN keeps your motivation!

About

Study Focus Timer

This app helps you stay focused during study sessions using customizable timers. It supports the Pomodoro technique and allows for easy arrangement and visual tracking of your work and break intervals. Optimize your learning with flexible timer combinations.

Highlights
  • Pomodoro study timer
  • Successive timer settings
  • Interval timer customization
  • Easy timer rearrangement
  • Visual elapsed time gauge
  • List of current study sets
Features
Read full description

●Pomodoro study timer ・You can set successive timers. ・You can set interval timers. ●Example of timers Pomodoro technique for studying: 25 min studying - 5 min rest - 25 min studying - 5 min rest - 25 min studying - 5 min rest - 25 min studying - 5 min rest - 30 min rest = Various timer combinations are possible!! So, you can use Studying timer for a variety of continuous tasks including for pomodoro technique!! ●Easy to rearrange the pomodoro timers ・You can make interval at once for pomodoro technique. ・You can sort study timers by dragging ・You can delete study timers by slide sideways ●Easy to understand visually ・You can find elapsed time on the gauge. ・You can find the current study set on the list. ●Pomodoro technique Pomodoro technique is a method of repeatedly dividing one task into smaller pieces, finishing each divided task in a short time, and then taking a break. Pomodoro Technique is said to be useful for studying. Studying timer is one of the best Pomodoro timers for studying. If you are looking for a recommended Pomodoro timer, please try this timer app!!! -- ・Terms of service https://japy.jp/2022/03/service-term-en.html ・Privacy policy https://japy.jp/2022/03/Privacy-Policy-en.html

Screenshots

Stuguin1 screens
Study Focus Timer2 screens

Verdict

The call

The clearest difference is review sentiment: Study Focus Timer at 100% against Stuguin's 34%. Stuguin's advantage is in-app purchases (none vs 1) and 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. Study Focus Timer sells 1 in-app purchase, starting at $0.99 per month. Stuguin asks for nothing beyond the download.

UpkeepUpdate frequency

Stuguin ships an update every 2 weeks, Study Focus Timer fortnightly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 4 level
Stuguin versus Study Focus Timer: the parameters behind the verdict, then further details
ParameterStuguinStudy Focus Timer
PriceFreeFree
Positive reviews34.0% of reviews100.0% of reviews — better
Update frequencyEvery 2 weeks — betterFortnightly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.3 — better11.0
Further details — not scored
Size46 MB44 MB
Age rating4+4+
DeveloperSatsuki HashibaFoodmenu.world Inc.

Customer experience

Stuguin

Written reviews50 reviews
Positive34.0%
Neutral30.0%
Negative36.0%

Study Focus Timer

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Stuguin

No in-app purchases

1 purchases

Study Focus Timer

Subscriptions1
  • Premium$0.991 Month

Questions

Is Stuguin free?
Stuguin is free to download, with no in-app purchases.
Is Study Focus Timer free?
Study Focus Timer is free to download, with in-app purchases available.
Do Stuguin or Study Focus Timer have ads?
Study Focus Timer shows ads; Stuguin does not.
Which is updated more often, Stuguin or Study Focus Timer?
Stuguin ships an update every 2 weeks, and Study Focus Timer fortnightly. Most recently, Stuguin was updated on October 10, 2026 and Study Focus Timer on October 12, 2026.

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