# Simple Power Grader vs LessonPrep

The clearest difference is in-app purchases: LessonPrep at none against Simple Power Grader's 2. Simple Power Grader's advantage is update cadence (every 2 months vs every 6 months). On price, review sentiment, ads and monetization model there is nothing between them.

Both are free to download. Simple Power Grader sells 2 in-app purchases, starting at $2.49 per 6 months. LessonPrep asks for nothing beyond the download.

Simple Power Grader ships an update every 2 months, LessonPrep every 6 months. The most recent releases landed on August 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Simple Power Grader | LessonPrep |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **55.6% of reviews** | 53.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free with in-app purchases | Freemium |
| Size | 79 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lehrerfreund GmbH](https://appshunter.io/developer/1560701914) | [Dennis Geckert](https://appshunter.io/developer/1674814636) |

## What reviewers say

### Simple Power Grader

[App page](https://appshunter.io/ios/app/simple-power-grader/id1603627742)

This app offers a simple yet powerful tool for educators to create and apply custom grading scales. It supports various international grading systems and allows for detailed customization of how scores are translated into grades, ensuring fair and transparent evaluation.

**Highlights:** Customizable grading scales, Supports international grading systems, Option to count half points, Error grading scale option, Multiple output formats for grades, Save and export grading scales (Pro), Data protection focused

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Abonnement (6 Monate) | $2.49 | per 6 months |
| Pro Abonnement (1 Jahr) | $4.49 | per year |


### LessonPrep

[App page](https://appshunter.io/ios/app/lessonprep/id6445919501)

This app assists sports teachers with lesson planning. It offers a free lesson series without registration and a wider collection of resources for members, including games, sketches, and tips.

**Highlights:** Free lesson series, Extensive game collection, Clear setup sketches, Quick sports lessons, Cognitive promotion in sports, Useful tips for teachers

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Simple Power Grader free?

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

### Is LessonPrep free?

LessonPrep is free to download, with no in-app purchases.

### Do Simple Power Grader or LessonPrep have ads?

Neither Simple Power Grader nor LessonPrep shows ads.

### Which is updated more often, Simple Power Grader or LessonPrep?

Simple Power Grader ships an update every 2 months, and LessonPrep every 6 months. Most recently, Simple Power Grader was updated on August 9, 2026 and LessonPrep on September 25, 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.*