# Flashcards vs Orthographic Projection

The clearest difference is update cadence: Flashcards at every 2 months against Orthographic Projection's every 57 months. Orthographic Projection's advantage is device support (5 vs 3). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flashcards ships an update every 2 months, Orthographic Projection every 57 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Flashcards | Orthographic Projection |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/orthographic-projection/id1062526689/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 57 months |
| Monetization | — | Free |
| Size | 1 MB | 384 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [俊之 酒井](https://appshunter.io/developer/455864133) | [Stefan Hajdu](https://appshunter.io/developer/896377670) |

## What reviewers say

### Flashcards

[App page](https://appshunter.io/ios/app/flashcards-mobatan2/id455864130)

**In-app purchases:** none


### Orthographic Projection

[App page](https://appshunter.io/ios/app/orthographic-projection/id1062526689)

Master orthographic projection with this interactive educational app. Ideal for technical students and engineers, it offers engaging ways to learn and test your skills in 1st and 3rd angle projections through fun, gamified modes. Build your knowledge and earn stars as you progress.

**Highlights:** Interactive orthographic projection learning, 1st and 3rd Angle Projection modes, Easy and Hard difficulty modes, Spatial orientation improvement, Symbolic drawing creation, 32+ parts for practice

**In-app purchases:** none


## Frequently asked questions

### Is Flashcards free?

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

### Is Orthographic Projection free?

Orthographic Projection is free to download, with no in-app purchases.

### Do Flashcards or Orthographic Projection have ads?

Neither Flashcards nor Orthographic Projection shows ads.

### Which is updated more often, Flashcards or Orthographic Projection?

Flashcards ships an update every 2 months, and Orthographic Projection every 57 months. Most recently, Flashcards was updated on November 1, 2026 and Orthographic Projection on November 2, 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.*