# Delphos Mobile Client vs FixBook

The clearest difference is in-app purchases: Delphos Mobile Client at none against FixBook's 1. FixBook's advantage is update cadence (weekly vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. FixBook sells 1 one-off in-app purchase. Delphos Mobile Client asks for nothing beyond the download.

Delphos Mobile Client ships an update every 6 weeks, FixBook weekly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Delphos Mobile Client | FixBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 47 MB | 13 MB |
| Requires iOS | **16.1** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Delphos Project Services Limited](https://appshunter.io/developer/988845527) | [APP DEV MASTERS LTD](https://appshunter.io/developer/1142119189) |

## What reviewers say

### Delphos Mobile Client

[App page](https://appshunter.io/ios/app/delphos-mobile-client/id988845528)

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

**In-app purchases:** none


### FixBook

[App page](https://appshunter.io/ios/app/fixbook-your-personal-guide/id6751340935)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solution Book | $2.99 | one-time |


## Frequently asked questions

### Is Delphos Mobile Client free?

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

### Is FixBook free?

FixBook is free to download, with in-app purchases available.

### Do Delphos Mobile Client or FixBook have ads?

Neither Delphos Mobile Client nor FixBook shows ads.

### Which is updated more often, Delphos Mobile Client or FixBook?

Delphos Mobile Client ships an update every 6 weeks, and FixBook weekly. Most recently, Delphos Mobile Client was updated on October 24, 2026 and FixBook on October 30, 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.*