# Geometry Stash vs Red Seal Carpenter Exam Prep

The clearest difference is in-app purchases: Geometry Stash at none against Red Seal Carpenter Exam Prep's 3. Red Seal Carpenter Exam Prep's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Red Seal Carpenter Exam Prep sells 3 in-app purchases, starting at $6.99 per 7 days. Geometry Stash asks for nothing beyond the download.

Geometry Stash ships an update every 6 weeks, Red Seal Carpenter Exam Prep every 4 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Geometry Stash | Red Seal Carpenter Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (11 ratings)](https://appshunter.io/ios/app/geometry-stash/id324651852/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 24 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anson Liu](https://appshunter.io/developer/1024660369) | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) |

## What reviewers say

### Geometry Stash

[App page](https://appshunter.io/ios/app/geometry-stash/id324651852)

Access geometry theorems, postulates, and corollaries with descriptions and diagrams. Create and share custom slides with a built-in editor, exporting them in various formats. Ideal for students and educators needing a portable reference.

**Highlights:** Geometry theorem reference, Diagrams for geometric terms, Custom slide creation editor, Vector graphic slide export, iOS Spotlight Search integration, Slide Over and Split View support, Bulk slide import for educators

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Very useful reference
- 👍 Handy for studying
- 👍 Quick navigation
- 👍 Clear explanations
- 👍 Good diagrams

**What reviewers complain about**

- 🐛 Missing formulas/theorems
- 🐛 Not powerful enough
- 🐛 Simple design
- 🐛 Not a teaching device
- 🐛 Needs more definitions

**Reported bugs**

- Wrong theorems
- Minor bugs fixed

**Requested features**

- More detailed illustrations
- More theorems
- More definitions of terms
- More activities for students
- Interactive elements


### Red Seal Carpenter Exam Prep

[App page](https://appshunter.io/ios/app/red-seal-carpenter-exam-prep/id6784084830)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Red Seal Carpenter Practice Ex | $6.99 | per 7 days |
| Red Seal Carpenter Practice Ex | $16.99 | per month |
| Red Seal Carpenter Practice Ex | $39.99 | per 3 months |


## Frequently asked questions

### Is Geometry Stash free?

Geometry Stash is free to download, with no in-app purchases.

### Is Red Seal Carpenter Exam Prep free?

Red Seal Carpenter Exam Prep is free to download, with in-app purchases available.

### Do Geometry Stash or Red Seal Carpenter Exam Prep have ads?

Neither Geometry Stash nor Red Seal Carpenter Exam Prep shows ads.

### Which is updated more often, Geometry Stash or Red Seal Carpenter Exam Prep?

Geometry Stash ships an update every 6 weeks, and Red Seal Carpenter Exam Prep every 4 weeks. Most recently, Geometry Stash was updated on October 31, 2026 and Red Seal Carpenter Exam Prep on October 25, 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.*