# Appointment Scheduler vs Pocket Client Book

The clearest difference is update cadence: Appointment Scheduler at every 4 days against Pocket Client Book's every 2 weeks. Appointment Scheduler also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Appointment Scheduler sells 6 in-app purchases, starting at $5.99 per month and Pocket Client Book sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Appointment Scheduler ships an update every 4 days, Pocket Client Book every 2 weeks. The most recent releases landed on November 5, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Appointment Scheduler | Pocket Client Book |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 44 MB | 15 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [IRFAN ONGUC](https://appshunter.io/developer/1858405775) | [Artem Danylov](https://appshunter.io/developer/6778438593) |

## What reviewers say

### Appointment Scheduler

[App page](https://appshunter.io/ios/app/appointment-scheduler-planize/id6753766152)

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Team Monthly | $14.99 | per month |
| Business Monthly | $29.99 | per month |
| Premium Yearly | $49.99 | per year |
| Team Yearly | $119.99 | per year |
| Business Yearly | $239.99 | per year |


### Pocket Client Book

[App page](https://appshunter.io/ios/app/pocket-client-book-diary/id6780065737)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pocket Client Book PRO Monthly | $4.99 | per month |
| Pocket Client Book PRO Yearly | $29.99 | per year |
| Pocket Client Book PRO Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Appointment Scheduler free?

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

### Is Pocket Client Book free?

Pocket Client Book is free to download, with in-app purchases available.

### Do Appointment Scheduler or Pocket Client Book have ads?

Neither Appointment Scheduler nor Pocket Client Book shows ads.

### Which is updated more often, Appointment Scheduler or Pocket Client Book?

Appointment Scheduler ships an update every 4 days, and Pocket Client Book every 2 weeks. Most recently, Appointment Scheduler was updated on November 5, 2026 and Pocket Client Book on November 1, 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.*