# Todo vs Simplexity

The clearest difference is in-app purchases: Todo at none against Simplexity's 1. Todo also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 15.1). On price, ads and device support there is nothing between them.

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

Todo ships an update every 3 weeks, Simplexity every 2 months. The most recent releases landed on September 10, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Todo | Simplexity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 21 MB | 23 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [SHREEJI WEB TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1429641279) | [Niera Tech Inc.](https://appshunter.io/developer/1505867776) |

## What reviewers say

### Todo

[App page](https://appshunter.io/ios/app/todo-notelist/id1470902766)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simplexity

[App page](https://appshunter.io/ios/app/simplexity/id1565632120)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimpleLists Premium | $1.99 | one-time |


## Frequently asked questions

### Is Todo free?

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

### Is Simplexity free?

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

### Do Todo or Simplexity have ads?

Neither Todo nor Simplexity shows ads.

### Which is updated more often, Todo or Simplexity?

Todo ships an update every 3 weeks, and Simplexity every 2 months. Most recently, Todo was updated on September 10, 2026 and Simplexity on September 5, 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.*