# Nybble vs ConneX Duo

The clearest difference is in-app purchases: Nybble at none against ConneX Duo's 2. ConneX Duo's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. ConneX Duo sells 2 in-app purchases, starting at $9.99 per month. Nybble asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Nybble | ConneX Duo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 25 MB | 67 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [onur bulut](https://appshunter.io/developer/1622224309) | [Emre ASCI](https://appshunter.io/developer/6780260856) |

## What reviewers say

### Nybble

[App page](https://appshunter.io/ios/app/nybble-encrypted-chat/id6788555598)

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

**In-app purchases:** none


### ConneX Duo

[App page](https://appshunter.io/ios/app/connex-duo/id6797304452)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duo Premium | $9.99 | per month |
| Duo Premium | $69.99 | per year |


## Frequently asked questions

### Is Nybble free?

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

### Is ConneX Duo free?

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

### Do Nybble or ConneX Duo have ads?

Neither Nybble nor ConneX Duo shows ads.

### Which is updated more often, Nybble or ConneX Duo?

Nybble ships an update every 2 weeks, and ConneX Duo every 2 weeks. Most recently, Nybble was updated on October 24, 2026 and ConneX Duo on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*