# MSR Control vs Seattle Gradebook

The clearest difference is review sentiment: Seattle Gradebook at 88% against MSR Control's 11%. Seattle Gradebook also leads on rating (4.5 vs 3.5) and in-app purchases (none vs 2). MSR Control's advantage is update cadence (every 6 days vs every 5 weeks) and iOS requirement (15.0 vs 18.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. MSR Control sells 2 in-app purchases, starting at $3.99 per month. Seattle Gradebook asks for nothing beyond the download.

Seattle Gradebook holds the better App Store score, 4.5 against 3.5. Both are backed by a comparable volume of ratings — 54 and 68 respectively. Written reviews point the same way: 11% of MSR Control's written reviews are positive against 88% of Seattle Gradebook's.

MSR Control ships an update every 6 days, Seattle Gradebook every 5 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MSR Control | Seattle Gradebook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (54 ratings)](https://appshunter.io/ios/app/msr-control-x6-bluetooth/id6483249260/reviews) | **[4.5 (68 ratings)](https://appshunter.io/ios/app/seattle-gradebook/id6736916362/reviews)** |
| Number of ratings | 54 | **68** |
| Positive reviews | 11.1% of reviews | **87.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 5 weeks |
| Monetization | Freemium | **Free** |
| Size | 17 MB | 19 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TCOOL LTD](https://appshunter.io/developer/1711330864) | [Andrew Huntwork](https://appshunter.io/developer/1773799303) |

## What reviewers say

### MSR Control

[App page](https://appshunter.io/ios/app/msr-control-x6-bluetooth/id6483249260)

Easily control magnetic stripe card reader/writers with your device. Read, write, erase, and copy data from magnetic stripe cards. Supports various models and brands, with data import/export capabilities.

**Highlights:** Read magnetic stripe card data, Write data to magnetic stripe cards, Copy card data, Erase tracks on cards, Import/export data files, Support for various card reader models

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly EasyMSR Membership | $3.99 | per month |
| EasyMSR - 1-year Membership | $19.99 | per year |


### Seattle Gradebook

[App page](https://appshunter.io/ios/app/seattle-gradebook/id6736916362)

Access your academic performance with this app. View grades, calculate your GPA, and preview upcoming assignments. Your login information is kept private and used solely for direct connection to The Source.

**Highlights:** View grades, Calculate GPA, Preview assignments, Secure login, Direct connection to The Source

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

**In-app purchases:** none

**What reviewers like**

- 🌟 Helps improve grades and stay organized
- 🚀 Easy to use and user-friendly interface
- 🔧 Useful grade calculator feature
- 💖 Described as amazing, incredible, and fantastic by multiple users

**What reviewers complain about**

- 🚫 Not authorized for use by Seattleschools
- 🐞 Possible violation of license agreements by screen scraping
- 🤔 Lack of assignment calculator from the previous app
- ⚠️ Use of the old source app may not be officially supported


## Frequently asked questions

### Is MSR Control free?

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

### Is Seattle Gradebook free?

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

### Which has better reviews, MSR Control or Seattle Gradebook?

Seattle Gradebook is rated higher. MSR Control averages 3.5 out of 5 from 54 ratings, while Seattle Gradebook averages 4.5 from 68 ratings.

### Do MSR Control or Seattle Gradebook have ads?

Neither MSR Control nor Seattle Gradebook shows ads.

### Which is updated more often, MSR Control or Seattle Gradebook?

MSR Control ships an update every 6 days, and Seattle Gradebook every 5 weeks. Most recently, MSR Control was updated on October 24, 2026 and Seattle Gradebook on October 27, 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.*