# Prime Notes vs Todo

The clearest difference is in-app purchases: Todo at none against Prime Notes's 1. Prime Notes's advantage is ads (none vs shown) and update cadence (every 2 days vs monthly). On price, device support and iOS requirement there is nothing between them.

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

Prime Notes ships an update every 2 days, Todo monthly. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Prime Notes | Todo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Monthly |
| Size | 71 MB | 71 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Samora Media Limited](https://appshunter.io/developer/1784676483) | [SUNG YOL BAE](https://appshunter.io/developer/1876744490) |

## What reviewers say

### Prime Notes

[App page](https://appshunter.io/ios/app/prime-notes/id6746328991)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Go Prime. Stay Private. | $4.99 | per month |


### Todo

[App page](https://appshunter.io/ios/app/todo-calendar/id6762184428)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prime Notes free?

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

### Is Todo free?

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

### Do Prime Notes or Todo have ads?

Todo shows ads; Prime Notes does not.

### Which is updated more often, Prime Notes or Todo?

Prime Notes ships an update every 2 days, and Todo monthly. Most recently, Prime Notes was updated on September 24, 2026 and Todo on October 8, 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.*