# Groovy Grader vs QuickScan Book Leveler

The clearest difference is review sentiment: Groovy Grader at 93% against QuickScan Book Leveler's 43%. Groovy Grader also leads on ratings volume (49K vs 925) and rating (4.9 vs 4.7). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Groovy Grader sells 1 one-off in-app purchase and QuickScan Book Leveler sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Groovy Grader holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Groovy Grader has 49K ratings behind it against 925, so its average is the more settled of the two. Written reviews point the same way: 93% of Groovy Grader's written reviews are positive against 43% of QuickScan Book Leveler's.

Groovy Grader ships an update every 6 weeks, QuickScan Book Leveler every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Groovy Grader | QuickScan Book Leveler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (49K ratings)](https://appshunter.io/ios/app/groovy-grader/id376433959/reviews)** | [4.7 (925 ratings)](https://appshunter.io/ios/app/quickscan-book-leveler/id1567675801/reviews) |
| Number of ratings | **49K** | 925 |
| Positive reviews | **92.8% of reviews** | 42.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 6 MB | 34 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Dryrain Technologies](https://appshunter.io/developer/376433962) | [If Then Dev, LLC](https://appshunter.io/developer/583672055) |

## What reviewers say

### Groovy Grader

[App page](https://appshunter.io/ios/app/groovy-grader/id376433959)

This app replaces traditional paper grading calculators with a flexible and convenient digital tool. It offers customizable settings for numerous questions and displays grades in various formats, enhancing classroom efficiency.

**Highlights:** Replaces paper grading calculators, Configurable for hundreds of questions, Grade display options (whole number/decimal), Shows number correct/wrong, View multiple grades on screen, Disable auto-dimming screen

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade for 1 Year | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and efficient
- 💡 Convenient to have on phone
- 👍 Helpful for students to see grades
- 👍 Saves time and effort

**What reviewers complain about**

- 🔋 Battery drain
- 💡 Needs more customization options (e.g., backgrounds)

**Reported bugs**

- App drains battery quickly
- Occasional crashes or freezes

**Requested features**

- Ability to save and switch between multiple profiles
- Option to show number of correct answers instead of just incorrect


### QuickScan Book Leveler

[App page](https://appshunter.io/ios/app/quickscan-book-leveler/id1567675801)

Instantly determine the reading level of any book by scanning its barcode. Supports multiple leveling systems including AR, Lexile, and Guided Reading. Organize and export book lists for classroom or personal use.

**Highlights:** Scan ISBN for reading levels, Supports 7 reading level systems, Save and sort scan history, Export book lists to CSV/PDF, Syncs across devices, Offline lookup capability, No ads

**Features:** Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Scans for a Month | $1.99 | per month |
| Unlimited Scans for a Year | $19.99 | per year |
| Unlimited Scans (Annual Commitment) | $19.99 | per year |
| Unlimited Scans | $49.99 | one-time |

**What reviewers like**

- 🚀 Quick and efficient
- 👍 User-friendly
- 💡 Useful for teachers and librarians

**What reviewers complain about**

- 🐛 Inconsistent book leveling
- ⚠️ Limited free scans per day
- 🔍 Inability to find many books
- 💰 Misleading subscription information

**Reported bugs**

- App crashes frequently
- Doesn't recognize previously scanned books after purchase

**Requested features**

- Save scanned books in a library
- Expand book database


## Frequently asked questions

### Is Groovy Grader free?

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

### Is QuickScan Book Leveler free?

QuickScan Book Leveler is free to download, with in-app purchases available.

### Which has better reviews, Groovy Grader or QuickScan Book Leveler?

Groovy Grader is rated higher. Groovy Grader averages 4.9 out of 5 from 49K ratings, while QuickScan Book Leveler averages 4.7 from 925 ratings.

### Do Groovy Grader or QuickScan Book Leveler have ads?

Neither Groovy Grader nor QuickScan Book Leveler shows ads.

### Which is updated more often, Groovy Grader or QuickScan Book Leveler?

Groovy Grader ships an update every 6 weeks, and QuickScan Book Leveler every 5 weeks. Most recently, Groovy Grader was updated on November 6, 2026 and QuickScan Book Leveler on November 3, 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.*