# Pie Diagrams by iMathics vs PieChartMaster

The clearest difference is review sentiment: PieChartMaster at 100% against Pie Diagrams by iMathics's 57%. PieChartMaster also leads on update cadence (every 5 days vs every 5 weeks). Pie Diagrams by iMathics's advantage is in-app purchases (none vs 5) and iOS requirement (7.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. PieChartMaster sells 5 in-app purchases, starting at $0.29 per month. Pie Diagrams by iMathics asks for nothing beyond the download.

Pie Diagrams by iMathics ships an update every 5 weeks, PieChartMaster every 5 days. The most recent releases landed on October 29, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Pie Diagrams by iMathics | PieChartMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (36 ratings)](https://appshunter.io/ios/app/pie-diagrams-by-imathics/id943624077/reviews)** | — |
| Number of ratings | **36** | — |
| Positive reviews | 56.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 21 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Alexandra Hamburg](https://appshunter.io/developer/668133447) | [辉章 何](https://appshunter.io/developer/1687027088) |

## What reviewers say

### Pie Diagrams by iMathics

[App page](https://appshunter.io/ios/app/pie-diagrams-by-imathics/id943624077)

Easily create and customize pie and meter charts with an intuitive interface. The app allows for direct data entry and real-time preview, with options to modify colors and duplicate existing charts for further editing. Print your creations directly from your device.

**Highlights:** Create pie and meter charts, Intuitive chart creation, Table editor for data entry, Real-time chart preview, Customizable chart colors, Print charts directly, Duplicate existing charts

**Features:** macOS Compatibility

**In-app purchases:** none


### PieChartMaster

[App page](https://appshunter.io/ios/app/piechartmaster-ultimate-pie/id6478547148)

Easily create and customize visually appealing pie and rose charts. Import data from files, adjust various configurations, and export high-resolution graphics for seamless sharing. Perfect for students and professionals alike.

**Highlights:** Rose chart generation, Customizable chart size and colors, High-resolution export, Data file import, Easy data entry interface, Cross-platform support (iOS/macOS)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MonthlyVIP | $0.29 | per month |
| Quartely VIP | $0.99 | per 3 months |
| AnnualVIP | $3.99 | per year |
| DailyPlan | $0.29 | one-time |
| Lifetime Plan | $6.99 | one-time |


## Frequently asked questions

### Is Pie Diagrams by iMathics free?

Pie Diagrams by iMathics is free to download, with no in-app purchases.

### Is PieChartMaster free?

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

### Do Pie Diagrams by iMathics or PieChartMaster have ads?

Neither Pie Diagrams by iMathics nor PieChartMaster shows ads.

### Which is updated more often, Pie Diagrams by iMathics or PieChartMaster?

Pie Diagrams by iMathics ships an update every 5 weeks, and PieChartMaster every 5 days. Most recently, Pie Diagrams by iMathics was updated on October 29, 2026 and PieChartMaster on September 15, 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.*