# Keep Technologies vs CardSony

The clearest difference is rating: CardSony at 5.0 against Keep Technologies's 4.3. CardSony also leads on in-app purchases (none vs 4). Keep Technologies's advantage is ratings volume (32 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Keep Technologies sells 4 in-app purchases, starting at $9.99 per month. CardSony asks for nothing beyond the download.

CardSony holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Keep Technologies has 32 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Keep Technologies | CardSony |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (32 ratings)](https://appshunter.io/ios/app/keep-technologies/id1591955434/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cardsony/id6739818630/reviews)** |
| Number of ratings | **32** | 2 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 171 MB | 105 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keep Technologies](https://appshunter.io/developer/1591955766) | [Juventino Gomez](https://appshunter.io/developer/1480651502) |

## What reviewers say

### Keep Technologies

[App page](https://appshunter.io/ios/app/keep-technologies/id1591955434)

This system provides vehicle safety and security with an easy-to-install device. It automatically arms and disarms, sends instant notifications for events, and allows live video review. A monitoring service offers 24/7 peace of mind.

**Highlights:** Automatic arming/disarming, Instant event notifications, Live video review, 24/7 monitoring service, Easy installation

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cellular Connectivity Monthly | $9.99 | per month |
| Cellular Connectivity Monthly | $9.99 | per month |
| Cellular Connectivity Annual | $99.99 | per year |
| Cellular Connectivity Annual | $99.99 | per year |


### CardSony

[App page](https://appshunter.io/ios/app/cardsony/id6739818630)

Create and manage digital business cards to share your professional profile and contact information instantly. Stand out with a customizable card and connect with others through QR codes, links, or social media.

**Highlights:** Create digital business cards, Share via QR code, link, or social media, Customize with logo, links, and images, Save contacts from other cards, Professional profile management

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

**In-app purchases:** none


## Frequently asked questions

### Is Keep Technologies free?

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

### Is CardSony free?

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

### Which has better reviews, Keep Technologies or CardSony?

CardSony is rated higher. Keep Technologies averages 4.3 out of 5 from 32 ratings, while CardSony averages 5.0 from 2 ratings.

### Do Keep Technologies or CardSony have ads?

Neither Keep Technologies nor CardSony shows ads.

### Which is updated more often, Keep Technologies or CardSony?

Keep Technologies ships an update weekly, and CardSony weekly. Most recently, Keep Technologies was updated on October 3, 2026 and CardSony on October 4, 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.*