# TimerTiTi vs Cogi

The clearest difference is rating: Cogi at 5.0 against TimerTiTi's 4.3. Cogi also leads on update cadence (every 3 days vs monthly). TimerTiTi's advantage is ratings volume (23 vs 2) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cogi holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: TimerTiTi has 23 ratings behind it against 2, so its average is the more settled of the two.

TimerTiTi ships an update monthly, Cogi every 3 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | TimerTiTi | Cogi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (23 ratings)](https://appshunter.io/ios/app/timertiti-timer-for-study/id1519159240/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cogi/id6761427711/reviews)** |
| Number of ratings | **23** | 2 |
| Positive reviews | 87.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | Free |
| Size | 113 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 9+ | 17+ |
| Developer | [Minsang Kang](https://appshunter.io/developer/1505566773) | [Prince Malik](https://appshunter.io/developer/1889563011) |

## What reviewers say

### TimerTiTi

[App page](https://appshunter.io/ios/app/timertiti-timer-for-study/id1519159240)

This app helps you track study time with customizable timers and stopwatches. Visualize your progress with daily, weekly, and monthly graphs. Includes a to-do list feature and screen-always-on functionality.

**Highlights:** Timer and stopwatch modes, Customizable target and timer times, Daily, weekly, and monthly progress graphs, To-do list functionality, Always on screen option, Flip to start recording, Customizable background and graph colors

**In-app purchases:** none


### Cogi

[App page](https://appshunter.io/ios/app/cogi/id6761427711)

This app helps you retain insights from books you've read. It resurfaces your highlights and quotes daily using spaced repetition, ensuring that important ideas stick with you over time. Engage with content through simple swipe gestures and track your progress.

**Highlights:** Daily highlight cards with swipe gestures, Spaced repetition for memory retention, Quote Mix for content control, Customizable daily highlight count, Shareable quote cards, Streak tracking and leaderboard, iCloud sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TimerTiTi free?

TimerTiTi is free to download, with no in-app purchases.

### Is Cogi free?

Cogi is free to download, with no in-app purchases.

### Which has better reviews, TimerTiTi or Cogi?

Cogi is rated higher. TimerTiTi averages 4.3 out of 5 from 23 ratings, while Cogi averages 5.0 from 2 ratings.

### Do TimerTiTi or Cogi have ads?

Neither TimerTiTi nor Cogi shows ads.

### Which is updated more often, TimerTiTi or Cogi?

TimerTiTi ships an update monthly, and Cogi every 3 days. Most recently, TimerTiTi was updated on October 14, 2026 and Cogi on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*