# 7TECH vs MathNotes

The clearest difference is in-app purchases: 7TECH at none against MathNotes's 8. 7TECH also leads on iOS requirement (13.0 vs 15.1). MathNotes's advantage is update cadence (every 4 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. MathNotes sells 8 in-app purchases, starting at $1.99 per month. 7TECH asks for nothing beyond the download.

7TECH ships an update every 2 months, MathNotes every 4 days. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 7TECH | MathNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (8 ratings)](https://appshunter.io/ios/app/mathnotes-ai-notes-for-stem/id6751956086/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 173 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [7TECH](https://appshunter.io/developer/1613353042) | [Mark Miller](https://appshunter.io/developer/1836539324) |

## What reviewers say

### 7TECH

[App page](https://appshunter.io/ios/app/7tech/id1455595869)

**Features:** macOS Compatibility

**In-app purchases:** none


### MathNotes

[App page](https://appshunter.io/ios/app/mathnotes-ai-notes-for-stem/id6751956086)

This app offers a comprehensive suite for STEM students, combining handwritten note-taking with powerful math solving capabilities. It features an AI tutor, graphing tools, and specialized calculators, all designed to aid in learning and organization. Notes can be compiled into professional documents and exported as PDFs.

**Highlights:** Handwritten note-taking with Apple Pencil, Photo-based math problem solver, 12 specialized calculators, AI tutor for homework help, PDF import and annotation, Offline functionality, Export to formatted PDFs

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iwrote Plus | $1.99 | per month |
| MathNotes Premium | $9.99 | per month |
| MathNotes Pro | $9.99 | per month |
| MathNotes Plus | $19.99 | per year |
| MathNotes Pro | $99.99 | per year |
| 1 Course Credit | $24.99 | one-time |
| 3 MathNotes Credits | $54.99 | one-time |
| 5 MathNotes Credits | $74.99 | one-time |


## Frequently asked questions

### Is 7TECH free?

7TECH is free to download, with no in-app purchases.

### Is MathNotes free?

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

### Do 7TECH or MathNotes have ads?

Neither 7TECH nor MathNotes shows ads.

### Which is updated more often, 7TECH or MathNotes?

7TECH ships an update every 2 months, and MathNotes every 4 days. Most recently, 7TECH was updated on September 30, 2026 and MathNotes on October 8, 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.*