C2 Simon Task vs timespent
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
C2 Simon Task
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The iOS app "C2 Simon Task" is intended for those who are interested in psychology, those who are learning psychology, and those who are researching it. * The effect of the Simon task appears as the difference in the time to recognize the direction indicated by the color in the following two cases, for example. ・ When a figure of the color indicating the left is displayed on the left side (compatible) ・ When a figure of the color indicating the right is displayed on the left side (incompatible) The purpose of this app is to be able to see the effect of the Simon task numerically. The iOS app "C2 Simon Task" records the response time of a simon task (task conflict) in milliseconds. Response time is the time from when the task is displayed to when the answer button is touched (touchdown). The recorded data can be output to a CSV file and read into a spreadsheet application such as Excel. You can change the trial interval, the left and right colors, the shape of the shape, the size of the shape, the brightness of the background, and so on. [details] https://app.brain-workout.org/simontask-e/
timespent
This app offers a flexible and simple way to track goals, habits, skills, and activities. It allows users to measure progress by various metrics, including time, weight, distance, or simple tallies, and visualize their journey with charts and calendars.
- Focus & activity timer
- Habit & routine tracking
- Workout & fitness logging
- Daily checklist & task tracking
- Skill & practice journaling
- Home screen widgets
- Heatmap calendars
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** AWARDED BEST NEW APPS CATEGORY — APP STORE EDITORS ** hi, i'm Cal. i built timespent to be the simplest, most flexible way to track your goals, habits, skills, and activities. for those who used my old activity timer app, you'll find everything you loved and a whole lot more. timespent takes tracking to a new level, letting you measure activities by weight, distance, or volume—or just keep a simple tally too. here are just a few ways you can use timespent: – focus & activity timer log focused work sessions with the built-in focus timer, perfect for pomodoro-style sprints or deep work. track your hours spent studying, meditating, or mastering a skill on your way to 10,000 hours. – habit & routine tracker build powerful routines and track your progress. minimize screentime, create a reading log, maintain a gratitude journal, or track any habit you want to build or break. see your consistency grow day by day. – workout & fitness log create a complete workout history. log strength training with sets, reps, and weight. track your cardio sessions by distance and time, whether you're running, cycling, or swimming. count your yoga poses or push-ups. every bit of progress, logged. – daily checklist & task tracker stay on top of your recurring tasks. did you water the plants? take your medications or supplements? complete your daily chores? use quick tallies to check things off and free up your mind. – skill & practice journal use the focus timer to record practice sessions that level-up your skills. they say it takes 10,000 hours to become an expert—now you can track your journey there. watch your dedication pay off, whether you're practicing an instrument, coding a new project, or learning a new language. plus, timespent is more than just a list of numbers. it helps you visualize your journey with powerful, but simple, tools: – home screen widgets: keep your progress front and center so you never lose sight of your goals. – heatmap calendars: get a beautiful at-a-glance view of your consistency. – personal goals: set daily or weekly targets to stay motivated and celebrate every milestone you reach. – clean charts & stats: understand your trends without overwhelming or cluttered graphs. – reminders: send yourself notifications and words of encouragement. – arcs: track and organize your routines with a gentler approach to streaks & goals. – apple watch & fitness integration: import workouts automatically. start tracking what matters most. a better you is just one tap away. — Cal.
Screenshots
Verdict
The clearest difference is price: timespent at Free against C2 Simon Task's $3.99. timespent also leads on update cadence (every 3 days vs every 11 months). C2 Simon Task's advantage is in-app purchases (none vs 4) and iOS requirement (15.6 vs 18.0). On 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
timespent is free to download; C2 Simon Task costs $3.99 up front. timespent sells 4 in-app purchases, starting at $0.99 per 7 days. C2 Simon Task asks for nothing beyond the download.
C2 Simon Task ships an update every 11 months, timespent every 3 days. The most recent releases landed on September 24, 2026 and September 27, 2026 respectively.
| Parameter | C2 Simon Task | timespent |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | — | 4.9 (173 ratings) — better |
| Positive reviews | — | 98.1% of reviews |
| Number of ratings | — | 173 — better |
| Update frequency | Every 11 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Yasuyoshi Ota | Glasshouse Studio, LLC |
In-app purchases
C2 Simon Task
No in-app purchases
timespent
- Boundless (Weekly)$0.997 Days
- Boundless (Monthly)$2.991 Month
- Boundless (Yearly)$17.991 Year
- Boundless (Forever)$49.99









