StudySnap vs When
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StudySnap
This app helps students improve their learning efficiency by scanning homework, intelligently erasing handwritten notes, and providing detailed answers to math and science problems. It also organizes incorrect answers for targeted review and allows for easy export and printing of study materials.
- Smart handwriting deletion
- AI-powered problem solving
- Automatic error organization
- Export to PDF, Word, or image
- Direct printing capability
- Personalized error collection
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StudySnap is an AI-powered study assistant designed for students and teachers. Easily remove handwriting from worksheets, create new practice papers, organize study materials, and build a more efficient learning experience. Whether you're preparing for exams, reviewing mistakes, or creating personalized exercises, StudySnap helps you save time and stay organized. 【AI Handwriting Removal】 Remove handwritten answers, notes, and marks from scanned or photographed worksheets. Restore clean papers for repeated practice without printing new copies. 【Create Custom Practice Papers】 Select questions and generate personalized worksheets for homework, quizzes, exam preparation, or classroom teaching. 【Question Organization】 Mark important questions, difficult exercises, and mistakes. Organize your learning materials for faster review and targeted practice. 【Study Notes】 Add notes, key concepts, and solving tips to each question. Build your own digital study notebook and mistake collection. 【Print & Share】 Export clean worksheets and study materials for high-quality printing or quickly share them with classmates and teachers. 【Multi-Subject Support】 Manage worksheets across multiple subjects, including Mathematics, English, Science, Physics, Chemistry, Biology, History, Geography, and more. 【Privacy First】 Your documents remain stored on your device. We do not access or share your personal study materials without your permission. Need help or have suggestions? We'd love to hear from you. Agreed announcement: Privacy Policy:https://www.fumaomao.cc/homework/policy.html Terms of Use:https://www.fumaomao.cc/homework/Terms_and_Conditions_of_Service.html Subscription Terms:https://www.fumaomao.cc/homework/StudySnap-vipinfo.html
When
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Never miss a birthday. Count down to what you're living for. Celebrate every milestone. When? keeps track of every important date — all in one place. BIRTHDAYS Add birthdays with a name and date. When? reminds you on the day — so you never forget the people who matter. Set up a gift reminder 7 days in advance and always show up prepared. COUNT DOWN Summer vacation in 47 days. Travel to Cancún in 49 days. School starts in 84 days. Whatever you're looking forward to, When? counts down so you don't have to. COUNT UP Quit smoking 1 year, 3 months and 12 days ago. Married for 5 years and 47 days. Every milestone deserves to be counted — and celebrated. DATE TOOLS What date is it in X days? How many days until a specific date? How many days — and working days — between two dates? Simple, powerful tools always at hand. PREMIUM — ONE-TIME PURCHASE Upgrade once. Keep it forever. No subscription. Ingen prenumeration, betala en gång och använd obegränsat. PRIVACY All your data stays on your device. Always. We see nothing. Available in English and Swedish
Screenshots
Verdict
The clearest difference is update cadence: When at every 3 days against StudySnap's fortnightly. StudySnap's advantage is iOS requirement (13.4 vs 18.6). On price, ads, in-app purchases 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. StudySnap sells 2 in-app purchases, starting at $4.99 per 7 days and When sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
StudySnap ships an update fortnightly, When every 3 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | StudySnap | When |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.4 — better | 18.6 |
| Further details — not scored | ||
| Size | 55 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 上海碧幸网络科技有限公司 | Nicklas Trank |
In-app purchases
StudySnap
- Weekly Membership3 Days trial$4.997 Days
- Annual subscription3 Days trial$29.991 Year
When
- When? Premium$4.99









