# Notification Todo vs Day Stacks

The clearest difference is in-app purchases: Notification Todo at none against Day Stacks's 1. Notification Todo also leads on ads (none vs shown) and iOS requirement (16.0 vs 18.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Day Stacks sells 1 one-off in-app purchase. Notification Todo asks for nothing beyond the download.

Notification Todo ships an update every 6 days, Day Stacks every 10 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Notification Todo | Day Stacks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 10 days |
| Size | 4 MB | 7 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [SOTOCHA](https://appshunter.io/developer/501449724) | [kazuki oshino](https://appshunter.io/developer/1588828820) |

## What reviewers say

### Notification Todo

[App page](https://appshunter.io/ios/app/notification-todo/id6448881266)

**Features:** macOS Compatibility

**In-app purchases:** none


### Day Stacks

[App page](https://appshunter.io/ios/app/day-stacks/id6757662611)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Notification Todo free?

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

### Is Day Stacks free?

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

### Do Notification Todo or Day Stacks have ads?

Day Stacks shows ads; Notification Todo does not.

### Which is updated more often, Notification Todo or Day Stacks?

Notification Todo ships an update every 6 days, and Day Stacks every 10 days. Most recently, Notification Todo was updated on October 27, 2026 and Day Stacks on October 28, 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.*