# What Day?? vs TurtleBackup

The clearest difference is price: TurtleBackup at Free against What Day??'s $9.99. What Day??'s advantage is iOS requirement (14.0 vs 17.0.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

TurtleBackup is free to download; What Day?? costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

What Day?? ships an update every 5 weeks, TurtleBackup every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | What Day?? | TurtleBackup |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/turtlebackup/id6744168248/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 5 MB | 1 MB |
| Requires iOS | **14.0** | 17.0.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pieter Yoshua Natanael](https://appshunter.io/developer/1657373397) | [SERGEI SOKOLOV](https://appshunter.io/developer/1806340910) |

## What reviewers say

### What Day??

[App page](https://appshunter.io/ios/app/what-day/id6502677787)

**Features:** macOS Compatibility

**In-app purchases:** none


### TurtleBackup

[App page](https://appshunter.io/ios/app/turtlebackup/id6744168248)

This utility app allows you to back up files from memory cards to external drives or internal storage, ideal for travelers. It offers options for folder structure, file filtering, and incremental backups, ensuring data integrity and easy review of backup history.

**Highlights:** Backup memory cards to external drives or internal storage, Organize backups by original structure, date, or date/type, Filter files by creation date, Incremental backup support, Integrity check with checksum comparison, Backup history log

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is What Day?? free?

What Day?? costs $9.99, with no in-app purchases.

### Is TurtleBackup free?

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

### Do What Day?? or TurtleBackup have ads?

Neither What Day?? nor TurtleBackup shows ads.

### Which is updated more often, What Day?? or TurtleBackup?

What Day?? ships an update every 5 weeks, and TurtleBackup every 3 weeks. Most recently, What Day?? was updated on October 25, 2026 and TurtleBackup on October 24, 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.*