# 321 ToDo vs blitzTime

The clearest difference is update cadence: 321 ToDo at every 3 days against blitzTime's fortnightly. 321 ToDo also leads on iOS requirement (9.0 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.

321 ToDo ships an update every 3 days, blitzTime fortnightly. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 321 ToDo | blitzTime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/321-todo-countdown-todo/id1542891687/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Ad-supported | — |
| Size | 64 MB | 9 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shibapp LLC](https://appshunter.io/developer/852300851) | [SYOTA FUJIWARA](https://appshunter.io/developer/1888464263) |

## What reviewers say

### 321 ToDo

[App page](https://appshunter.io/ios/app/321-todo-countdown-todo/id1542891687)

Organize your tasks with a countdown to their due dates. This app helps you manage your to-do list with real-time grace period displays and customizable reminders. Features include swipe-to-delete, sorting options, and repeat task settings.

**Highlights:** Countdown to due dates, Swipe to delete tasks, Manual and automatic sorting, Customizable reminders, Repeat task function, Theme color customization, Badge display for incomplete tasks

**Features:** macOS Compatibility

**In-app purchases:** none


### blitzTime

[App page](https://appshunter.io/ios/app/blitztime/id6686401302)

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

**In-app purchases:** none


## Frequently asked questions

### Is 321 ToDo free?

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

### Is blitzTime free?

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

### Do 321 ToDo or blitzTime have ads?

Both 321 ToDo and blitzTime show ads.

### Which is updated more often, 321 ToDo or blitzTime?

321 ToDo ships an update every 3 days, and blitzTime fortnightly. Most recently, 321 ToDo was updated on October 6, 2026 and blitzTime 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.*