# Gradepen vs Professor SC

The clearest difference is rating: Gradepen at 4.5 against Professor SC's 1.0. Gradepen also leads on review sentiment (57% vs 19%) and update cadence (every 6 weeks vs every 16 months). Professor SC's advantage is in-app purchases (none vs 8) and iOS requirement (10.0 vs 15.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Gradepen sells 8 one-off in-app purchases. Professor SC asks for nothing beyond the download.

Gradepen holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 57% of Gradepen's written reviews are positive against 19% of Professor SC's.

Gradepen ships an update every 6 weeks, Professor SC every 16 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Gradepen | Professor SC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/gradepen/id654152733/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/professor-sc/id1169121969/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | **57.5% of reviews** | 19.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 16 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 21 MB | 34 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Machlev Smart Applications Servico e Venda de Sistemas Ltda ME](https://appshunter.io/developer/654152736) | [Centro de Informatica e Automacao de Santa Catarina S/A](https://appshunter.io/developer/975877171) |

## 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 |


### Professor SC

[App page](https://appshunter.io/ios/app/professor-sc/id1169121969)

This app facilitates offline attendance tracking for classrooms, syncing data to an online platform when a network connection is available. It also allows for sending text messages to students.

**Highlights:** Offline attendance tracking, Syncs data when online, Send text messages to students, Classroom management

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

**In-app purchases:** none


## Frequently asked questions

### Is Gradepen free?

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

### Is Professor SC free?

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

### Which has better reviews, Gradepen or Professor SC?

Gradepen is rated higher. Gradepen averages 4.5 out of 5 from 2 ratings, while Professor SC averages 1.0 from 1 ratings.

### Do Gradepen or Professor SC have ads?

Neither Gradepen nor Professor SC shows ads.

### Which is updated more often, Gradepen or Professor SC?

Gradepen ships an update every 6 weeks, and Professor SC every 16 months. Most recently, Gradepen was updated on October 26, 2026 and Professor SC on October 24, 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.*