# Math paper vs dob pro

The clearest difference is price: Math paper at $19.99 against dob pro's $49.99. Math paper also leads on iOS requirement (9.0 vs 12.0). dob pro's advantage is in-app purchases (none vs 4) and update cadence (every 3 months vs every 21 months). On ads and device support there is nothing between them.

Math paper costs $19.99 and dob pro $49.99 up front. Math paper sells 4 one-off in-app purchases. dob pro asks for nothing beyond the download.

Math paper ships an update every 21 months, dob pro every 3 months. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Math paper | dob pro |
| --- | --- | --- |
| Price | **$19.99** | $49.99 |
| Rating | **[2.8 (8 ratings)](https://appshunter.io/ios/app/math-paper/id547090551/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 68 MB | 78 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ellenson Integration Enterprises, Inc.](https://appshunter.io/developer/541446817) | [Rene Fehr-Biscioni](https://appshunter.io/developer/969998405) |

## What reviewers say

### Math paper

[App page](https://appshunter.io/ios/app/math-paper/id547090551)

Perform mathematical calculations directly on your screen without a pencil, ideal for users with motor challenges. Offers an intuitive interface with all necessary numbers, symbols, and operations for both basic and advanced math. A valuable tool for education and learning, designed with universal design principles.

**Highlights:** Touchscreen math input, Comprehensive number and symbol library, Intuitive and attractive interface, Supports beginning and advanced math, Universal Design principles, Alternative access for motor disabilities

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Addition pack | $0.99 | one-time |
| Subtraction pack | $0.99 | one-time |
| Multiplication pack | $0.99 | one-time |
| Division pack | $0.99 | one-time |


### dob pro

[App page](https://appshunter.io/ios/app/dob-pro-visual-perception/id969998406)

**In-app purchases:** none


## Frequently asked questions

### Is Math paper free?

Math paper costs $19.99, and also offers in-app purchases.

### Is dob pro free?

dob pro costs $49.99, with no in-app purchases.

### Do Math paper or dob pro have ads?

Neither Math paper nor dob pro shows ads.

### Which is updated more often, Math paper or dob pro?

Math paper ships an update every 21 months, and dob pro every 3 months. Most recently, Math paper was updated on October 23, 2026 and dob pro on October 14, 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.*