Gradepen vs Professor SC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gradepen
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.
- Automatic grading of objective questions
- Handles shuffled question order
- Input grades for open-ended questions
- Export results to spreadsheet
- Create and share test questions
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Grade automatically the answer keys of shuffled tests with Gradepen! Gradepen.com allows you to create short tests and exams including open-ended and objective questions or reusing questions shared by other users. The exams may have the order of questions and items automatically shuffled to hinder the occurrence of fraud. The objective questions are graded automatically with this App using your device's rear camera. The teacher may also inform the grades of open-ended questions to be totaled in the final test score. You can export the results to a spreadsheet and forward it by email. Promotionally, the grading of assessments with up to five questions of a maximum of five items is free. Don't miss our promotional packages and grade your assessments in seconds with Gradepen! Check our website: www.gradepen.com
Professor SC
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.
- Offline attendance tracking
- Syncs data when online
- Send text messages to students
- Classroom management
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Professor SC permite a realização da chamada em sala de aula sem estar conectado à Internet, enviando os dados para o Professor Online quando houver rede disponível. Permite também o envio de mensagens de texto aos seus alunos.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Gradepen | Professor SC |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 57.5% of reviews — better | 19.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 weeks — better | Every 16 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 10.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Machlev Smart Applications Servico e Venda de Sistemas Ltda ME | Centro de Informatica e Automacao de Santa Catarina S/A |
Customer experience
Gradepen
Professor SC
In-app purchases
Gradepen
- Plus 50 Grades Pack$0.99
- Plus 150 Grades Pack$0.99
- Plus 120 Grades Pack$1.99
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- Plus 300 Grades Pack$1.99
- Plus 250 Grades Pack$2.99
- Plus 600 Grades Pack$3.99
- Plus 500 Grades Pack$4.99
- Plus 1000 Grades Pack$7.99
Professor SC
No in-app purchases
