# CTX Mobile vs Not'34

The clearest difference is ads: CTX Mobile at none against Not'34's shown. CTX Mobile also leads on update cadence (every 8 months vs every 16 months). Not'34's advantage is device support (3 vs 1). On price, 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.

CTX Mobile ships an update every 8 months, Not'34 every 16 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CTX Mobile | Not'34 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 8 months** | Every 16 months |
| Monetization | Free | — |
| Size | 48 MB | 47 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Adista](https://appshunter.io/developer/720814137) | [Compagnie des notaires de l’Hérault](https://appshunter.io/developer/1668323667) |

## What reviewers say

### CTX Mobile

[App page](https://appshunter.io/ios/app/ctx-mobile/id1459486679)

This business communication app integrates traditional telephony with modern collaboration tools like chat, presence, softphone, and video conferencing. It allows users to make and receive calls with their professional numbers, access company contacts, and manage team availability.

**Highlights:** Professional calling, Company contact directory, Real-time colleague availability, Instant messaging, Conference and video calls, Call forwarding management

**Features:** Siri integration

**In-app purchases:** none


### Not'34

[App page](https://appshunter.io/ios/app/not34/id1668323665)

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

**In-app purchases:** none


## Frequently asked questions

### Is CTX Mobile free?

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

### Is Not'34 free?

Not'34 is free to download, with no in-app purchases.

### Do CTX Mobile or Not'34 have ads?

Not'34 shows ads; CTX Mobile does not.

### Which is updated more often, CTX Mobile or Not'34?

CTX Mobile ships an update every 8 months, and Not'34 every 16 months. Most recently, CTX Mobile was updated on October 6, 2026 and Not'34 on October 5, 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.*