# 1Contact Pro vs BlitzData admin

The clearest difference is price: BlitzData admin at Free against 1Contact Pro's $1.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

BlitzData admin is free to download; 1Contact Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 1Contact Pro | BlitzData admin |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.5 (363 ratings)](https://appshunter.io/ios/app/1contact-pro-clean-and-backup/id1441863446/reviews)** | — |
| Number of ratings | **363** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 45 MB | 26 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roxwin Vietnam Technologies Company Limited](https://appshunter.io/developer/1077249023) | [Benvenuto Puricelli](https://appshunter.io/developer/1586331264) |

## What reviewers say

### 1Contact Pro

[App page](https://appshunter.io/ios/app/1contact-pro-clean-and-backup/id1441863446)

Organize, clean, and back up your contacts with this smart manager. Features AI-powered duplicate detection, secure cloud backups, and easy sharing options. Ideal for professionals and individuals seeking an efficient address book solution.

**Highlights:** AI-powered duplicate detection and merging, Secure local and cloud backups, Contact cleaning and optimization, Business card scanner with OCR, Bulk contact sharing and export, Birthday and anniversary reminders

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

**In-app purchases:** none

**What reviewers like**

- 👍 Useful for managing contacts
- 🚀 Quick and easy duplicate merging
- 💰 Great value, one-time purchase
- 🌟 Excellent customer support
- ⏱️ Time saver for contact management

**What reviewers complain about**

- 💥 App crashes frequently
- 📉 Significant lag and freezing
- ❌ Data loss (contacts deleted)
- ❓ Incomprehensible interface (no Chinese)
- 🚫 Full-screen ads in Pro version

**Reported bugs**

- App crashes when merging duplicates
- App lags and stops loading at duplicate contact section
- Backup not working correctly, only sends one name
- Korean names appear incorrectly
- App crashes when searching for duplicates

**Requested features**

- Add Arabic language support
- Include a dialer in the app
- Add call log history


### BlitzData admin

[App page](https://appshunter.io/ios/app/blitzdata-admin/id1586331262)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1Contact Pro free?

1Contact Pro costs $1.99, with no in-app purchases.

### Is BlitzData admin free?

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

### Do 1Contact Pro or BlitzData admin have ads?

Neither 1Contact Pro nor BlitzData admin shows ads.

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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.*