# Diagrams Notepad 3 vs IMINING Data

The clearest difference is in-app purchases: IMINING Data at none against Diagrams Notepad 3's 1. IMINING Data also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Diagrams Notepad 3 sells 1 one-off in-app purchase. IMINING Data asks for nothing beyond the download.

Diagrams Notepad 3 ships an update monthly, IMINING Data every 2 months. The most recent releases landed on June 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Diagrams Notepad 3 | IMINING Data |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (51 ratings)](https://appshunter.io/ios/app/diagrams-notepad-3/id1387425355/reviews)** | — |
| Number of ratings | **51** | — |
| Positive reviews | 39.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 36 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [sunata UG (haftungsbeschraenkt)](https://appshunter.io/developer/1387425354) | [Warit Keawpitak](https://appshunter.io/developer/1489688565) |

## What reviewers say

### Diagrams Notepad 3

[App page](https://appshunter.io/ios/app/diagrams-notepad-3/id1387425355)

Create and sync diagrams, flowcharts, and mind maps across iPhone, iPad, and Mac. Supports Apple Pencil for drawing and offers collaboration features. Export in various formats.

**Highlights:** Cross-device sync via iCloud, Vector-based shapes and connectors, Apple Pencil support, Diagram sharing and collaboration, Export to PDF, PNG, JPEG, Unlimited diagram size

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited number of diagrams | $22.99 | one-time |


### IMINING Data

[App page](https://appshunter.io/ios/app/imining-data/id1490119205)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Diagrams Notepad 3 free?

Diagrams Notepad 3 is free to download, with in-app purchases available.

### Is IMINING Data free?

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

### Do Diagrams Notepad 3 or IMINING Data have ads?

Neither Diagrams Notepad 3 nor IMINING Data shows ads.

### Which is updated more often, Diagrams Notepad 3 or IMINING Data?

Diagrams Notepad 3 ships an update monthly, and IMINING Data every 2 months. Most recently, Diagrams Notepad 3 was updated on June 9, 2026 and IMINING Data on September 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.*