# Grades vs WorkStudy+ 6 for Time Study

The clearest difference is in-app purchases: WorkStudy+ 6 for Time Study at none against Grades's 7. WorkStudy+ 6 for Time Study also leads on review sentiment (100% vs 70%) and iOS requirement (8.0 vs 18.0). Grades's advantage is ratings volume (13K vs 5) and update cadence (every 2 weeks vs every 6 weeks). On price, rating, ads and device support there is nothing between them.

Both are free to download. Grades sells 7 in-app purchases, starting at $3.99 per month. WorkStudy+ 6 for Time Study asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Grades against 4.8 for WorkStudy+ 6 for Time Study. That said, the two scores are not equally well evidenced: Grades has 13K ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 70% of Grades's written reviews are positive against 100% of WorkStudy+ 6 for Time Study's.

Grades ships an update every 2 weeks, WorkStudy+ 6 for Time Study every 6 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Grades | WorkStudy+ 6 for Time Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (13K ratings)](https://appshunter.io/ios/app/grades-grade-calculator-gpa/id1069653513/reviews)** | [4.8 (5 ratings)](https://appshunter.io/ios/app/workstudy-plus-6-for-time-study/id1076004268/reviews) |
| Number of ratings | **13K** | 5 |
| Positive reviews | 69.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 38 MB | 5 MB |
| Requires iOS | 18.0 | **8.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Plutonium Apps, LLC](https://appshunter.io/developer/912615896) | [Quetech Ltd.](https://appshunter.io/developer/579185279) |

## What reviewers say

### Grades

[App page](https://appshunter.io/ios/app/grades-grade-calculator-gpa/id1069653513)

Calculate the exact scores needed on future assignments to achieve desired grades and overall GPA. Customize your experience with icons and colors, and manage assignments with flexible grading options.

**Highlights:** Grade Calculator, GPA Calculator, Custom icons and colors, Grouped assignments, Weighted or Points grading, Supports all GPA scales

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grades Premium | $3.99 | per month |
| Grades Premium | $5.99 | per month |
| Grades Premium | $7.99 | per month |
| Grades Premium | $9.99 | per year |
| Grades Premium | $14.99 | per year |
| Grades Premium | $19.99 | per year |
| Grades Premium | $8.99 | one-time |

**What reviewers like**

- 👍 Easy to use and navigate
- 🚀 Helpful for tracking grades and calculating target grades
- 💡 Customizable grade settings
- 👍 Useful for staying on top of academic progress
- 👍 Aesthetically pleasing interface

**What reviewers complain about**

- 🔒 Limited to 3-4 classes in free version
- 💰 Premium version is required for more features
- 🐛 Occasional crashes and data loss issues
- 🔍 Lack of flexibility in grade scales and weighting

**Reported bugs**

- Courses and assignments disappearing after using the app
- Incorrect grade calculations when using grouped assignments
- Crashes after recent app updates

**Requested features**

- Add more than 4 classes in free version
- Ability to customize grade scales (e.g. GCSE, WAM)
- Option to add bonus points or extra credit
- GPA calculator that accounts for credit hours
- Calendar integration for assignment tracking


### WorkStudy+ 6 for Time Study

[App page](https://appshunter.io/ios/app/workstudy-plus-6-for-time-study/id1076004268)

This app helps collect and analyze data for time studies and work sampling projects. It offers intuitive design for complex studies, allowing for detailed tracking, custom fields, and statistical reporting.

**Highlights:** Create and edit unlimited study files, Time study multiple subjects simultaneously, Hierarchical organization of elements/tasks, Automate data collection with 'Action' elements, Track value-added and non-value-added time, View statistical summaries on-device, Customizable user-defined fields

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grades free?

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

### Is WorkStudy+ 6 for Time Study free?

WorkStudy+ 6 for Time Study is free to download, with no in-app purchases.

### Which has better reviews, Grades or WorkStudy+ 6 for Time Study?

Grades is rated higher. Grades averages 4.9 out of 5 from 13K ratings, while WorkStudy+ 6 for Time Study averages 4.8 from 5 ratings.

### Do Grades or WorkStudy+ 6 for Time Study have ads?

Neither Grades nor WorkStudy+ 6 for Time Study shows ads.

### Which is updated more often, Grades or WorkStudy+ 6 for Time Study?

Grades ships an update every 2 weeks, and WorkStudy+ 6 for Time Study every 6 weeks. Most recently, Grades was updated on October 14, 2026 and WorkStudy+ 6 for Time Study on October 6, 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.*