# One Timer vs Dopa

The clearest difference is iOS requirement: One Timer at 17.6 against Dopa's 26.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. One Timer sells 4 in-app purchases, starting at $1.99 per month and Dopa sells 1 in-app purchase, starting at $29.99 per year. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | One Timer | Dopa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/one-timer-one-tap-timer/id6472574013/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 50 MB |
| Requires iOS | **17.6** | 26.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DAIKI YUASA](https://appshunter.io/developer/1632691655) | [akihiro oga](https://appshunter.io/developer/1885282628) |

## What reviewers say

### One Timer

[App page](https://appshunter.io/ios/app/one-timer-one-tap-timer/id6472574013)

Easily manage multiple timers simultaneously for everyday tasks like cooking or interval training. Quickly start timers with a single tap and customize their appearance with a wide range of colors. The app offers a premium plan for an ad-free experience and unlimited custom timers.

**Highlights:** Simultaneous multi-timer functionality, One-tap timer launch, Customizable color settings (RGB), Background notifications, HIIT and Pomodoro timer support, Stopwatch for work hours

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PREMIUM | $1.99 | per month |
| Buy me a coffee | $1.99 | one-time |
| Buy me a burger | $3.99 | one-time |
| PREMIUM | $9.99 | one-time |


### Dopa

[App page](https://appshunter.io/ios/app/dopa-writing/id6806509773)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is One Timer free?

One Timer is free to download, with in-app purchases available.

### Is Dopa free?

Dopa is free to download, with in-app purchases available.

### Do One Timer or Dopa have ads?

Neither One Timer nor Dopa shows ads.

### Which is updated more often, One Timer or Dopa?

One Timer ships an update every 4 days, and Dopa every 4 days. Most recently, One Timer was updated on October 22, 2026 and Dopa on October 14, 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.*