Comparison

Study Stopwatch vs Kadai

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

Head to head
About

Study Stopwatch

This app helps you track your study sessions with a simple stopwatch. Organize your learning by subject and visualize your progress on a calendar. Stay focused and motivated to achieve your academic goals.

Highlights
  • Study time tracking
  • Subject organization
  • Calendar progress review
  • Focused session recording
  • Progress visualization
Features
Read full description

Hazime is a simple stopwatch app for tracking your study time. Record your learning sessions, organize your subjects, and review your progress on the calendar. Keep moving forward one focused session at a time. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Kadai

Features
Read full description

レポートや課題の締切管理を、シンプルに行うための学生向け課題管理アプリです。 課題名と締切を入力するだけで、レポート・課題を一覧で管理できます。 複数の授業の課題をまとめて確認でき、提出忘れを防ぎます。 忙しい学生生活の中で、 「何がいつまでだったか分からない」 そんな悩みを解消します。

Screenshots

Study Stopwatch4 screens
Kadai2 screens

Verdict

The call

The clearest difference is in-app purchases: Kadai at none against Study Stopwatch's 1. Study Stopwatch's advantage is ads (none vs shown) and iOS requirement (16.2 vs 26.2). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Study Stopwatch sells 1 one-off in-app purchase. Kadai asks for nothing beyond the download.

Scorecard3 real differences · 5 level
Study Stopwatch versus Kadai: the parameters behind the verdict, then further details
ParameterStudy StopwatchKadai
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 3 weeks—
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.2 — better26.2
Further details — not scored
Size2 MB4 MB
Age rating4+4+
DeveloperkotobazNaruhide Shibazaki

In-app purchases

1 purchases

Study Stopwatch

One-time1
  • Widget機能$0.99
None

Kadai

No in-app purchases

Questions

Is Study Stopwatch free?
Study Stopwatch is free to download, with in-app purchases available.
Is Kadai free?
Kadai is free to download, with no in-app purchases.
Do Study Stopwatch or Kadai have ads?
Kadai shows ads; Study Stopwatch does not.

Other comparisons