# Task Rainbow vs TodOne

The clearest difference is in-app purchases: Task Rainbow at none against TodOne's 1. TodOne's advantage is iOS requirement (16.4 vs 18.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TodOne sells 1 in-app purchase, starting at $4.99 per month. Task Rainbow asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Task Rainbow | TodOne |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 85 MB | 47 MB |
| Requires iOS | 18.5 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Toshiaki Nakamura](https://appshunter.io/developer/822485897) | [Takuya Saeki](https://appshunter.io/developer/1872344128) |

## What reviewers say

### Task Rainbow

[App page](https://appshunter.io/ios/app/task-rainbow-time-tracker/id6745430170)

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

**In-app purchases:** none


### TodOne

[App page](https://appshunter.io/ios/app/todone-simple-today-to-do/id6758334949)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan | $4.99 | per month |


## Frequently asked questions

### Is Task Rainbow free?

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

### Is TodOne free?

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

### Do Task Rainbow or TodOne have ads?

Neither Task Rainbow nor TodOne shows ads.

### Which is updated more often, Task Rainbow or TodOne?

Task Rainbow ships an update every 2 weeks, and TodOne every 2 weeks. Most recently, Task Rainbow was updated on October 28, 2026 and TodOne on October 31, 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.*