# efX vs Cipher

The clearest difference is device support: Cipher at 4 against efX's 2. efX's advantage is iOS requirement (8.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

efX ships an update every 3 months, Cipher every 4 months. The most recent releases landed on October 1, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | efX | Cipher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/efx-mobile/id6447209822/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 65 MB | 34 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [North Star Imaging, Inc.](https://appshunter.io/developer/1680582216) | [DGL Factor](https://appshunter.io/developer/6801650956) |

## What reviewers say

### efX

[App page](https://appshunter.io/ios/app/efx-mobile/id6447209822)

Monitor the status and usage of your x-ray systems remotely. Track scan progress, view live data, and manage your devices from anywhere. Requires a North Star Imaging X-ray system and service agreement.

**Highlights:** View all x-ray systems at once, Monitor system usage, Track scan progress, View live system data, Enterprise management options, Private mode for secure environments

**In-app purchases:** none


### Cipher

[App page](https://appshunter.io/ios/app/cipher-password-vault/id6751274317)

Securely store and encrypt sensitive text files, passwords, and crypto keys. Access your protected information across devices with cloud sync, even when offline. Your data remains private and under your control with strong AES-based encryption.

**Highlights:** Encrypt notes, texts, passwords, crypto keys, and recovery phrases, Import text files for encryption, Search across encrypted items, Cloud Sync across devices, Offline access to encrypted content, AES-based encryption

**In-app purchases:** none


## Frequently asked questions

### Is efX free?

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

### Is Cipher free?

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

### Do efX or Cipher have ads?

Neither efX nor Cipher shows ads.

### Which is updated more often, efX or Cipher?

efX ships an update every 3 months, and Cipher every 4 months. Most recently, efX was updated on October 1, 2026 and Cipher on October 10, 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.*