# Simple Blackboard vs PSTime

The clearest difference is in-app purchases: PSTime at none against Simple Blackboard's 1. PSTime also leads on ads (none vs shown) and update cadence (every 5 days vs every 9 months). On price and device support there is nothing between them.

Both are free to download. Simple Blackboard sells 1 one-off in-app purchase. PSTime asks for nothing beyond the download.

Simple Blackboard ships an update every 9 months, PSTime every 5 days. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Simple Blackboard | PSTime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (137 ratings)](https://appshunter.io/ios/app/simple-blackboard/id1436764683/reviews)** | — |
| Number of ratings | **137** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 57 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bita Sobhani](https://appshunter.io/developer/1372721132) | [CK Software Creator](https://appshunter.io/developer/1791465494) |

## What reviewers say

### Simple Blackboard

[App page](https://appshunter.io/ios/app/simple-blackboard/id1436764683)

This app provides a digital canvas for drawing, sketching, and note-taking. It offers various tools like brushes, colors, shapes, and text, with options to load photos and record your creative process. Save your work, manage pages, and keep your last drawing accessible.

**Highlights:** Blackboard or whiteboard selection, Adjustable brush sizes and colors, Drawing of various shapes, Text typing with adjustable font size, Load photos onto the board, Record video of drawing process, Save drawings and manage pages

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### PSTime

[App page](https://appshunter.io/ios/app/pstime/id6741625306)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Blackboard free?

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

### Is PSTime free?

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

### Do Simple Blackboard or PSTime have ads?

Simple Blackboard shows ads; PSTime does not.

### Which is updated more often, Simple Blackboard or PSTime?

Simple Blackboard ships an update every 9 months, and PSTime every 5 days. Most recently, Simple Blackboard was updated on September 24, 2026 and PSTime on September 13, 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.*