# iSPHINX vs iLock Blue

The clearest difference is iOS requirement: iSPHINX at 12.0 against iLock Blue's 17.6. 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.

iSPHINX ships an update every 14 months, iLock Blue every 15 months. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | iSPHINX | iLock Blue |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 15 months |
| Size | 5 MB | 166 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SHENZHEN KEYKING TECHNOLOGY CO.,LTD.](https://appshunter.io/developer/705079409) | [THE EASTERN COMPANY](https://appshunter.io/developer/1406820064) |

## What reviewers say

### iSPHINX

[App page](https://appshunter.io/ios/app/isphinx/id1435025485)

**Features:** macOS Compatibility

**In-app purchases:** none


### iLock Blue

[App page](https://appshunter.io/ios/app/ilock-blue/id1498840410)

**In-app purchases:** none


## Frequently asked questions

### Is iSPHINX free?

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

### Is iLock Blue free?

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

### Do iSPHINX or iLock Blue have ads?

Neither iSPHINX nor iLock Blue shows ads.

### Which is updated more often, iSPHINX or iLock Blue?

iSPHINX ships an update every 14 months, and iLock Blue every 15 months. Most recently, iSPHINX was updated on September 17, 2026 and iLock Blue on September 8, 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.*