# Simple Notes Daily Planner vs Cats Cats Calculator

The clearest difference is in-app purchases: Cats Cats Calculator at none against Simple Notes Daily Planner's 3. Cats Cats Calculator also leads on iOS requirement (13.0 vs 17.6). Simple Notes Daily Planner's advantage is update cadence (monthly vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Simple Notes Daily Planner sells 3 in-app purchases, starting at $0.99 per month. Cats Cats Calculator asks for nothing beyond the download.

Simple Notes Daily Planner ships an update monthly, Cats Cats Calculator every 9 months. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Simple Notes Daily Planner | Cats Cats Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 9 months |
| Size | 54 MB | 30 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hazel Mobile](https://appshunter.io/developer/1555634974) | [masahiro takei](https://appshunter.io/developer/1798396295) |

## What reviewers say

### Simple Notes Daily Planner

[App page](https://appshunter.io/ios/app/simple-notes-daily-planner/id6447960441)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version - Monthly Sub | $0.99 | per month |
| Pro Version - Yearly Sub | $9.99 | per year |
| Pro Version - One Time | $24.99 | one-time |


### Cats Cats Calculator

[App page](https://appshunter.io/ios/app/cats-cats-calculator/id6742436855)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simple Notes Daily Planner free?

Simple Notes Daily Planner is free to download, with in-app purchases available.

### Is Cats Cats Calculator free?

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

### Do Simple Notes Daily Planner or Cats Cats Calculator have ads?

Both Simple Notes Daily Planner and Cats Cats Calculator show ads.

### Which is updated more often, Simple Notes Daily Planner or Cats Cats Calculator?

Simple Notes Daily Planner ships an update monthly, and Cats Cats Calculator every 9 months. Most recently, Simple Notes Daily Planner was updated on November 4, 2026 and Cats Cats Calculator on November 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.*