# Contacts backup ` vs TheoPrep

The clearest difference is update cadence: TheoPrep at weekly against Contacts backup `'s every 3 weeks. TheoPrep also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Contacts backup ` sells 4 in-app purchases, starting at $0.99 per 7 days and TheoPrep sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Contacts backup ` ships an update every 3 weeks, TheoPrep weekly. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Contacts backup ` | TheoPrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (53 ratings)](https://appshunter.io/ios/app/contacts-backup/id6748363507/reviews)** | — |
| Number of ratings | **53** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 43 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ENGINES STUDIO LAB](https://appshunter.io/developer/1686902830) | [AppsVoltz Limited](https://appshunter.io/developer/1775021660) |

## What reviewers say

### Contacts backup `

[App page](https://appshunter.io/ios/app/contacts-backup/id6748363507)

Safeguard your address book with this straightforward utility. Easily back up, restore, and transfer contacts in various formats, even offline. Schedule regular backups and organize them by date for peace of mind.

**Highlights:** One-tap contact backup, Restore from previous backups, Export in VCF or CSV, Share backups easily, Smart backup reminders, Organize backups by date, Offline functionality

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access for 1 week | $0.99 | per 7 days |
| Full access for 1 month | $3.99 | per month |
| Full access for 1 year | $19.99 | per year |
| Lifetime access | $24.99 | one-time |


### TheoPrep

[App page](https://appshunter.io/ios/app/theoprep/id6771417764)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $12.99 | per year |
| Pro Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is Contacts backup ` free?

Contacts backup ` is free to download, with in-app purchases available.

### Is TheoPrep free?

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

### Do Contacts backup ` or TheoPrep have ads?

Neither Contacts backup ` nor TheoPrep shows ads.

### Which is updated more often, Contacts backup ` or TheoPrep?

Contacts backup ` ships an update every 3 weeks, and TheoPrep weekly. Most recently, Contacts backup ` was updated on October 4, 2026 and TheoPrep on October 1, 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.*