# iDOS 3 vs CCC Mobile Backup

The clearest difference is price: CCC Mobile Backup at Free against iDOS 3's $4.99. iDOS 3's advantage is in-app purchases (none vs 3) and rating (4.3 vs 4.1). On update cadence, ads and device support there is nothing between them.

CCC Mobile Backup is free to download; iDOS 3 costs $4.99 up front. CCC Mobile Backup sells 3 one-off in-app purchases. iDOS 3 asks for nothing beyond the download.

iDOS 3 holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 52 and 11 respectively. Written reviews point the same way: 70% of iDOS 3's written reviews are positive against 56% of CCC Mobile Backup's.

iDOS 3 ships an update every 6 weeks, CCC Mobile Backup monthly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iDOS 3 | CCC Mobile Backup |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.3 (52 ratings)](https://appshunter.io/ios/app/idos-3/id1580768213/reviews)** | [4.1 (11 ratings)](https://appshunter.io/ios/app/ccc-mobile-backup/id6471621409/reviews) |
| Number of ratings | **52** | 11 |
| Positive reviews | **69.7% of reviews** | 55.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#135** | — |
| Size | 8 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [潮激 李](https://appshunter.io/developer/342075158) | [Bombich Software, Inc.](https://appshunter.io/developer/1667367059) |

## What reviewers say

### iDOS 3

[App page](https://appshunter.io/ios/app/idos-3/id1580768213)

**Currently charting:** #135 Top Paid · Utilities (US App Store)

Experience classic DOS games and applications on your iPhone and iPad. This app emulates a DOS PC, offering modern controls for enhanced playability. It also supports productivity tasks like word processing and programming.

**Highlights:** On-screen keyboard with custom layouts, Virtual gamepad with customizable bindings, Trackpad mouse emulation, MT-32 emulation and MIDI support, Bluetooth keyboard and gamepad support, Bluetooth mouse support

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

**In-app purchases:** none

**What reviewers like**

- 🎮 Playable classic DOS games
- 🤖 Great DOS emulator functionality
- 🎨 Awesome interface and user experience
- 🔍 Supports mounting of various disk formats (floppies, ISOs)
- 🖥️ Works best on M1/M2/M4 iPads

**What reviewers complain about**

- 🕹️ Steep learning curve for casual users
- 🔧 Lacks support for some common disk formats (e.g. .img, .iso)
- 🎮 Issues with game controls and mapping
- 📁 Difficulty managing multiple floppy disk installers
- 🔍 Limited disk mounting options in landscape mode


### CCC Mobile Backup

[App page](https://appshunter.io/ios/app/ccc-mobile-backup/id6471621409)

Easily back up your mobile device's photos and files to your Mac, network storage, or external drives. This app integrates with your desktop backup system, handling volume management, encryption, and versioning. It can also help free up space by verifying backups and offering to delete source files.

**Highlights:** Backup photos and files, Integrates with CCC Desktop, Supports Mac, network, and external storage, Handles volume management and encryption, Verifies backups, Option to delete source files

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited External Storage | $2.99 | one-time |
| Unlimited NAS Backups | $2.99 | one-time |
| Unlimited CCC Diplomat Backups | $2.99 | one-time |


## Frequently asked questions

### Is iDOS 3 free?

iDOS 3 costs $4.99, with no in-app purchases.

### Is CCC Mobile Backup free?

CCC Mobile Backup is free to download, with in-app purchases available.

### Which has better reviews, iDOS 3 or CCC Mobile Backup?

iDOS 3 is rated higher. iDOS 3 averages 4.3 out of 5 from 52 ratings, while CCC Mobile Backup averages 4.1 from 11 ratings.

### Do iDOS 3 or CCC Mobile Backup have ads?

Neither iDOS 3 nor CCC Mobile Backup shows ads.

### Which is updated more often, iDOS 3 or CCC Mobile Backup?

iDOS 3 ships an update every 6 weeks, and CCC Mobile Backup monthly. Most recently, iDOS 3 was updated on October 27, 2026 and CCC Mobile Backup 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.*