# 1 vs Chrono TimeBlocks

The clearest difference is update cadence: 1 at daily against Chrono TimeBlocks's every 3 weeks. 1 also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

1 ships an update daily, Chrono TimeBlocks every 3 weeks. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 1 | Chrono TimeBlocks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/1-day-todo/id6746479405/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Size | 66 MB | 20 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SB Leaderboard](https://appshunter.io/developer/1716992069) | [鑫 刘](https://appshunter.io/developer/1887145874) |

## What reviewers say

### 1

[App page](https://appshunter.io/ios/app/1-day-todo/id6746479405)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chrono TimeBlocks

[App page](https://appshunter.io/ios/app/chrono-timeblocks/id6761002985)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 1 free?

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

### Is Chrono TimeBlocks free?

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

### Do 1 or Chrono TimeBlocks have ads?

Neither 1 nor Chrono TimeBlocks shows ads.

### Which is updated more often, 1 or Chrono TimeBlocks?

1 ships an update daily, and Chrono TimeBlocks every 3 weeks. Most recently, 1 was updated on October 25, 2026 and Chrono TimeBlocks on October 10, 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.*