# Therapy Notebook TD vs Inkroll

The clearest difference is iOS requirement: Therapy Notebook TD at 18.0 against Inkroll's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Therapy Notebook TD sells 2 in-app purchases, starting at $2.99 per month and Inkroll sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Therapy Notebook TD ships an update fortnightly, Inkroll every 2 weeks. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Therapy Notebook TD | Inkroll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 29 MB | 14 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alper CUHADAROGLU](https://appshunter.io/developer/6776618833) | [ALEXANDRU CORNEL CHIREA](https://appshunter.io/developer/1896769728) |

## What reviewers say

### Therapy Notebook TD

[App page](https://appshunter.io/ios/app/therapy-notebook-td/id6776618831)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Therapy Notebook Premium | $2.99 | per month |
| Therapy Notebook Premium | $29.99 | per year |


### Inkroll

[App page](https://appshunter.io/ios/app/inkroll/id6776949230)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inkroll Pro | $4.99 | one-time |


## Frequently asked questions

### Is Therapy Notebook TD free?

Therapy Notebook TD is free to download, with in-app purchases available.

### Is Inkroll free?

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

### Do Therapy Notebook TD or Inkroll have ads?

Neither Therapy Notebook TD nor Inkroll shows ads.

### Which is updated more often, Therapy Notebook TD or Inkroll?

Therapy Notebook TD ships an update fortnightly, and Inkroll every 2 weeks. Most recently, Therapy Notebook TD was updated on October 15, 2026 and Inkroll on October 10, 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.*