# Study Timer Display vs ttokidoki

The clearest difference is price: ttokidoki at Free against Study Timer Display's $1.99. Study Timer Display's advantage is iOS requirement (13.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

ttokidoki is free to download; Study Timer Display costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Study Timer Display ships an update every 4 days, ttokidoki every 3 days. The most recent releases landed on September 21, 2026 and June 21, 2026 respectively.

## The numbers

| Metric | Study Timer Display | ttokidoki |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Paid | — |
| Size | 19 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JAEMIN LEE](https://appshunter.io/developer/1787329213) | [JEONGIN YU](https://appshunter.io/developer/1834414869) |

## What reviewers say

### Study Timer Display

[App page](https://appshunter.io/ios/app/study-timer-display/id6755321443)

Transform your device into a minimalist, distraction-free desk clock. Ideal for students and productivity environments, it helps maintain focus during study sessions and homework.

**Highlights:** Minimalist desk clock design, Distraction-free environment, Ideal for study sessions, Suitable for homework time, Useful for library use, Enhances productivity

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

**In-app purchases:** none


### ttokidoki

[App page](https://appshunter.io/ios/app/ttokidoki-focus-with-friends/id6776135827)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Study Timer Display free?

Study Timer Display costs $1.99, with no in-app purchases.

### Is ttokidoki free?

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

### Do Study Timer Display or ttokidoki have ads?

Neither Study Timer Display nor ttokidoki shows ads.

### Which is updated more often, Study Timer Display or ttokidoki?

Study Timer Display ships an update every 4 days, and ttokidoki every 3 days. Most recently, Study Timer Display was updated on September 21, 2026 and ttokidoki on June 21, 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.*