# Simple Calendar & Diary vs VerifyTT

The clearest difference is ads: VerifyTT at none against Simple Calendar & Diary's shown. Simple Calendar & Diary's advantage is update cadence (every 3 weeks vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple Calendar & Diary ships an update every 3 weeks, VerifyTT every 6 months. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Simple Calendar & Diary | VerifyTT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Size | 11 MB | 87 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuichi HARA](https://appshunter.io/developer/538530212) | [The National ICT Company Of Trinidad And Tobago](https://appshunter.io/developer/1807282306) |

## What reviewers say

### Simple Calendar & Diary

[App page](https://appshunter.io/ios/app/simple-calendar-and-diary/id1383507802)

**Features:** Vision Pro support

**In-app purchases:** none


### VerifyTT

[App page](https://appshunter.io/ios/app/verifytt/id6744358311)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Calendar & Diary free?

Simple Calendar & Diary is free to download, with no in-app purchases.

### Is VerifyTT free?

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

### Do Simple Calendar & Diary or VerifyTT have ads?

Simple Calendar & Diary shows ads; VerifyTT does not.

### Which is updated more often, Simple Calendar & Diary or VerifyTT?

Simple Calendar & Diary ships an update every 3 weeks, and VerifyTT every 6 months. Most recently, Simple Calendar & Diary was updated on October 3, 2026 and VerifyTT on October 16, 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.*