# IPSA Lock vs Cephlon

The clearest difference is update cadence: Cephlon at every 2 days against IPSA Lock's every 10 months. IPSA Lock's advantage is iOS requirement (9.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

IPSA Lock ships an update every 10 months, Cephlon every 2 days. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | IPSA Lock | Cephlon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 days** |
| Size | 101 MB | 24 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [上根 陈](https://appshunter.io/developer/1386531409) | [Saumya Gandhi](https://appshunter.io/developer/1759179748) |

## What reviewers say

### IPSA Lock

[App page](https://appshunter.io/ios/app/ipsa-lock/id1485507979)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cephlon

[App page](https://appshunter.io/ios/app/cephlon/id6572303995)

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

**In-app purchases:** none


## Frequently asked questions

### Is IPSA Lock free?

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

### Is Cephlon free?

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

### Do IPSA Lock or Cephlon have ads?

Neither IPSA Lock nor Cephlon shows ads.

### Which is updated more often, IPSA Lock or Cephlon?

IPSA Lock ships an update every 10 months, and Cephlon every 2 days. Most recently, IPSA Lock was updated on September 16, 2026 and Cephlon on September 14, 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.*