# ZipGrade vs Johne's Risk Assessor

The clearest difference is price: ZipGrade at Free against Johne's Risk Assessor's $4.99. ZipGrade also leads on update cadence (every 6 weeks vs every 9 months) and device support (3 vs 1). Johne's Risk Assessor's advantage is in-app purchases (none vs 1). On ads and iOS requirement there is nothing between them.

ZipGrade is free to download; Johne's Risk Assessor costs $4.99 up front. ZipGrade sells 1 one-off in-app purchase. Johne's Risk Assessor asks for nothing beyond the download.

ZipGrade ships an update every 6 weeks, Johne's Risk Assessor every 9 months. The most recent releases landed on October 28, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | ZipGrade | Johne's Risk Assessor |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.9 (37K ratings)](https://appshunter.io/ios/app/zipgrade/id635077270/reviews)** | — |
| Number of ratings | **37K** | — |
| Positive reviews | 85.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 10 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 12+ |
| Developer | [ZipGrade LLC](https://appshunter.io/developer/582826575) | [University of Wisconsin - Madison School of Veterinary Medicine](https://appshunter.io/developer/871872159) |

## What reviewers say

### ZipGrade

[App page](https://appshunter.io/ios/app/zipgrade/id635077270)

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.

**Highlights:** 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

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add 1 year of use | $6.99 | one-time |

**What reviewers like**

- 🚀 Efficient grading
- 👍 Instant feedback for students
- 📊 Detailed data analysis
- 💰 Affordable subscription
- ⏱️ Time-saving

**What reviewers complain about**

- 🐛 Inconsistent scanning issues
- 🔍 Difficulty navigating interface
- 🔢 Lack of class/student grouping options
- 🖼️ Poor image quality for student names

**Reported bugs**

- Scanning issues with flat surface detection
- Incorrect answer marking due to eraser marks

**Requested features**

- 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


### Johne's Risk Assessor

[App page](https://appshunter.io/ios/app/johnes-risk-assessor/id938353605)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZipGrade free?

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

### Is Johne's Risk Assessor free?

Johne's Risk Assessor costs $4.99, with no in-app purchases.

### Do ZipGrade or Johne's Risk Assessor have ads?

Neither ZipGrade nor Johne's Risk Assessor shows ads.

### Which is updated more often, ZipGrade or Johne's Risk Assessor?

ZipGrade ships an update every 6 weeks, and Johne's Risk Assessor every 9 months. Most recently, ZipGrade was updated on October 28, 2026 and Johne's Risk Assessor on October 26, 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.*