# BlueOpen vs EliteDiag

The clearest difference is update cadence: EliteDiag at every 10 days against BlueOpen's every 4 months. BlueOpen's advantage is iOS requirement (12.0 vs 15.6). 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.

BlueOpen ships an update every 4 months, EliteDiag every 10 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | BlueOpen | EliteDiag |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 38 MB | 355 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JCM Technologies S.A.](https://appshunter.io/developer/1475472503) | [E diag Tech Co.,Ltd](https://appshunter.io/developer/6803301982) |

## What reviewers say

### BlueOpen

[App page](https://appshunter.io/ios/app/blueopen/id1531849084)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### EliteDiag

[App page](https://appshunter.io/ios/app/elitediag/id6803301980)

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

**In-app purchases:** none


## Frequently asked questions

### Is BlueOpen free?

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

### Is EliteDiag free?

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

### Do BlueOpen or EliteDiag have ads?

Neither BlueOpen nor EliteDiag shows ads.

### Which is updated more often, BlueOpen or EliteDiag?

BlueOpen ships an update every 4 months, and EliteDiag every 10 days. Most recently, BlueOpen was updated on October 7, 2026 and EliteDiag on October 16, 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.*