ZipGrade vs YaYa Math
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZipGrade
Instantly grade multiple-choice tests and quizzes using your device's camera. This app offers a fast and accurate way for educators to assess student work, with features for organizing and exporting results. It provides immediate feedback to inform lesson planning and assignments.
- Instant grading with device camera
- Supports multiple choice tests and quizzes
- Organizes and exports results (PDF, Excel)
- Free answer sheet templates available
- Companion website for data management
- Stores results by student, subject, and quiz
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Teachers can grade multiple choice tests, quizzes, and assessments instantly in the classroom by using their iPhone or iPad's camera as a scanner. It is the most cost effective, fastest, and most accurate way to grade tests in the classroom or where ever you are. -------------------------------------------------------- * Free answer sheets available in several formats and sizes up to 100 questions (including custom form wizard) * Organizes results for reporting and exporting via PDF and Excel-readable format * Uses student ID numbers or written name of student for reporting. * Use companion website (www.zipgrade.com) to manage your data and upload student lists and review results in dozens of reports and exports. -------------------------------------------------------- Use for exit tickets, formative assessments, or regular quizzes. Stores results by students, subject, and quiz. By giving teachers the flexibility to grade papers instantly anywhere, ZipGrade provides immediate feedback on current knowledge and can be used to better focus lessons and assignments. Download ZipGrade free with access to all features and website, but limited to 100 scans per month. After you've used it for a class or two, use the in-app purchase a non-recurring subscription with unlimited scanning.
YaYa Math
This app offers a fun and interactive way for children to practice math skills. It allows them to compete and learn together, making math practice engaging for young learners on the go.
- Interactive math practice
- Competitive learning
- On-the-go math exercises
- Designed for children
- Collaborative learning
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My daughter wanted a better way to practice math while on the go. So we built something for her and her friends to be able to do together. Compete and learn.
Screenshots
Verdict
The clearest difference is in-app purchases: YaYa Math at none against ZipGrade's 1. ZipGrade's advantage is ratings volume (37K vs 1) and iOS requirement (13.0 vs 15.1). On price, rating, update cadence and ads 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. ZipGrade sells 1 one-off in-app purchase. YaYa Math asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.9 for ZipGrade against 5.0 for YaYa Math. That said, the two scores are not equally well evidenced: ZipGrade has 37K ratings behind it against 1, so its average is the more settled of the two.
ZipGrade ships an update every 6 weeks, YaYa Math every 2 months. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | ZipGrade | YaYa Math |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (37K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 85.9% of reviews | — |
| Number of ratings | 37K — better | 1 |
| Update frequency | Every 6 weeks — better | Every 2 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 | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 30 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | ZipGrade LLC | Patrick Edgett |
Bugs and requests
ZipGrade
Reported bugs
2 issues- Scanning issues with flat surface detection
- Incorrect answer marking due to eraser marks
Requested features
4 requests- Ability to change question point values in bulk
- Option to create/edit answer keys on website
- Support for non-multiple choice question types
- Improved data export/integration with other systems
YaYa Math
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ZipGrade
- Add 1 year of use$6.99
YaYa Math
No in-app purchases
