# GridMaker vs Geometry Calculator Plus

The clearest difference is in-app purchases: Geometry Calculator Plus at none against GridMaker's 12. GridMaker's advantage is update cadence (every 3 months vs every 23 months) and chart position (#195 vs unranked). On ads and device support there is nothing between them.

GridMaker costs $0.99 and Geometry Calculator Plus $2.99 up front. GridMaker sells 12 one-off in-app purchases. Geometry Calculator Plus asks for nothing beyond the download.

GridMaker ships an update every 3 months, Geometry Calculator Plus every 23 months. Both last shipped on October 12, 2026.

## The numbers

| Metric | GridMaker | Geometry Calculator Plus |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[3.2 (41 ratings)](https://appshunter.io/ios/app/gridmaker/id1154310963/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 52.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#195** | — |
| Size | 130 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NNN Software](https://appshunter.io/developer/906118789) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### GridMaker

[App page](https://appshunter.io/ios/app/gridmaker/id1154310963)

**Currently charting:** #195 Top Paid · Education (US App Store)

Create precise grids for various purposes, including crafting and art. Features include customizable line colors, labeling, and image placement for analysis. Export grids as PNG, PDF, or SVG.

**Highlights:** Customizable grid and dot patterns, Adjustable line weights and colors, Row and column labeling, Image placement for analysis, Paint tool with custom palettes, Export as PNG, PDF, SVG

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hexagon Graph Paper | $0.99 | one-time |
| Log Graph Paper | $0.99 | one-time |
| Polar Graph Paper | $0.99 | one-time |
| Ancestry Graph Paper | $0.99 | one-time |
| Brick Graph Paper | $0.99 | one-time |
| Spider Graph Paper | $0.99 | one-time |
| Sheet Music Paper | $0.99 | one-time |
| Triangle Graph Paper | $0.99 | one-time |
| Purchase Credit | $0.99 | one-time |
| Purchase Credit | $2.99 | one-time |
| Purchase Credit | $3.99 | one-time |
| Purchase Credit | $4.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 💡 Flexible grid customization
- 🎨 Good color options
- 🖨️ Printable output
- 🖼️ Import image feature

**What reviewers complain about**

- 🐛 Cannot draw/erase lines easily
- 🤔 Non-intuitive interface
- 📉 Poor image quality on upload
- 🚫 Limited editing features
- 💸 In-app purchases for basic features

**Reported bugs**

- Cannot erase lines
- Cannot undo basic writing/lines
- Restart needed after drawing unintended line
- Green grid stays on projects
- Text centering not working

**Requested features**

- Select and colorize cells/columns/grids
- Copy feature
- Modify individual rows (horizontally and vertically)
- Substitute colors in imported pictures
- Undo/erase functionality for lines


### Geometry Calculator Plus

[App page](https://appshunter.io/ios/app/geometry-calculator-plus/id1631941395)

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

**In-app purchases:** none


## Frequently asked questions

### Is GridMaker free?

GridMaker costs $0.99, and also offers in-app purchases.

### Is Geometry Calculator Plus free?

Geometry Calculator Plus costs $2.99, with no in-app purchases.

### Do GridMaker or Geometry Calculator Plus have ads?

Neither GridMaker nor Geometry Calculator Plus shows ads.

### Which is updated more often, GridMaker or Geometry Calculator Plus?

GridMaker ships an update every 3 months, and Geometry Calculator Plus every 23 months. Most recently, GridMaker was updated on October 12, 2026 and Geometry Calculator Plus on October 12, 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.*