# Krypta ECC vs ONYX+

The clearest difference is update cadence: ONYX+ at every 2 days against Krypta ECC's monthly. ONYX+ also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Krypta ECC ships an update monthly, ONYX+ every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Krypta ECC | ONYX+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/onyx-plus/id6755495092/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | — | Free |
| Size | 66 MB | 91 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Connexa GmbH (CH)](https://appshunter.io/developer/1721968560) | [ONYX Group](https://appshunter.io/developer/1854219139) |

## What reviewers say

### Krypta ECC

[App page](https://appshunter.io/ios/app/krypta-ecc/id6754332196)

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

**In-app purchases:** none


### ONYX+

[App page](https://appshunter.io/ios/app/onyx-plus/id6755495092)

Organize your contacts with custom categories for easy filtering and instant connection. This app prioritizes privacy, keeping your data on your device. Streamline adding new contacts and connect via call, message, or app with a single tap.

**Highlights:** Add categories to contacts, Private and secure data storage, Easy contact addition, One-tap calling and messaging, Filter and connect instantly

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Krypta ECC free?

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

### Is ONYX+ free?

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

### Do Krypta ECC or ONYX+ have ads?

Neither Krypta ECC nor ONYX+ shows ads.

### Which is updated more often, Krypta ECC or ONYX+?

Krypta ECC ships an update monthly, and ONYX+ every 2 days. Most recently, Krypta ECC was updated on October 25, 2026 and ONYX+ 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.*