# ClientFlow vs MasterBook

The clearest difference is in-app purchases: MasterBook at none against ClientFlow's 6. ClientFlow's advantage is update cadence (weekly vs fortnightly) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. ClientFlow sells 6 in-app purchases, starting at $0.99 per 7 days. MasterBook asks for nothing beyond the download.

ClientFlow ships an update weekly, MasterBook fortnightly. Both last shipped on October 31, 2026.

## The numbers

| Metric | ClientFlow | MasterBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 25 MB | 41 MB |
| Requires iOS | 16 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [pcltd](https://appshunter.io/developer/1457816117) | [Abdurahim Davlatzoda](https://appshunter.io/developer/1895166108) |

## What reviewers say

### ClientFlow

[App page](https://appshunter.io/ios/app/clientflow-booking-and-clients/id6760292220)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $0.99 | per 7 days |
| Premium Monthly No Trial | $2.99 | per month |
| Premium | $4.99 | per month |
| Premium Yearly | $29.99 | per year |
| Premium Yearly | $44.99 | per year |
| Premium Lifetime | $69.99 | one-time |


### MasterBook

[App page](https://appshunter.io/ios/app/masterbook-crm/id6781701643)

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

**In-app purchases:** none


## Frequently asked questions

### Is ClientFlow free?

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

### Is MasterBook free?

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

### Do ClientFlow or MasterBook have ads?

Neither ClientFlow nor MasterBook shows ads.

### Which is updated more often, ClientFlow or MasterBook?

ClientFlow ships an update weekly, and MasterBook fortnightly. Most recently, ClientFlow was updated on October 31, 2026 and MasterBook on October 31, 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.*