# Gradepen vs Academia Proderj

The clearest difference is in-app purchases: Academia Proderj at none against Gradepen's 8. Academia Proderj also leads on 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. Gradepen sells 8 one-off in-app purchases. Academia Proderj asks for nothing beyond the download.

Gradepen ships an update every 6 weeks, Academia Proderj every 2 months. The most recent releases landed on October 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Gradepen | Academia Proderj |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/gradepen/id654152733/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 57.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 77 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Machlev Smart Applications Servico e Venda de Sistemas Ltda ME](https://appshunter.io/developer/654152736) | [Alexandre Nascimento](https://appshunter.io/developer/1124542723) |

## What reviewers say

### Gradepen

[App page](https://appshunter.io/ios/app/gradepen/id654152733)

This app automates the grading of shuffled tests using your device's camera for objective questions. Teachers can input grades for open-ended questions and export results to spreadsheets. It offers a free tier for grading assessments with up to five questions and five items.

**Highlights:** Automatic grading of objective questions, Handles shuffled question order, Input grades for open-ended questions, Export results to spreadsheet, Create and share test questions

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus 50 Grades Pack | $0.99 | one-time |
| Plus 150 Grades Pack | $0.99 | one-time |
| Plus 120 Grades Pack | $1.99 | one-time |
| Plus 300 Grades Pack | $1.99 | one-time |
| Plus 250 Grades Pack | $2.99 | one-time |
| Plus 600 Grades Pack | $3.99 | one-time |
| Plus 500 Grades Pack | $4.99 | one-time |
| Plus 1000 Grades Pack | $7.99 | one-time |


### Academia Proderj

[App page](https://appshunter.io/ios/app/academia-proderj/id6466820461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gradepen free?

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

### Is Academia Proderj free?

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

### Do Gradepen or Academia Proderj have ads?

Neither Gradepen nor Academia Proderj shows ads.

### Which is updated more often, Gradepen or Academia Proderj?

Gradepen ships an update every 6 weeks, and Academia Proderj every 2 months. Most recently, Gradepen was updated on October 29, 2026 and Academia Proderj on October 14, 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.*