# Additio App, Teacher gradebook vs KoolGround

The clearest difference is review sentiment: Additio App, Teacher gradebook at 68% against KoolGround's 0%. Additio App, Teacher gradebook also leads on rating (3.7 vs 2.0) and update cadence (weekly vs every 9 months). KoolGround's advantage is in-app purchases (none vs 5) and iOS requirement (11.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Additio App, Teacher gradebook sells 5 in-app purchases, starting at $13.99 per year. KoolGround asks for nothing beyond the download.

Additio App, Teacher gradebook holds the better App Store score, 3.7 against 2.0. That said, the two scores are not equally well evidenced: Additio App, Teacher gradebook has 47 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 68% of Additio App, Teacher gradebook's written reviews are positive against 0% of KoolGround's.

Additio App, Teacher gradebook ships an update weekly, KoolGround every 9 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Additio App, Teacher gradebook | KoolGround |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (47 ratings)](https://appshunter.io/ios/app/additio-app-teacher-gradebook/id908748733/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/koolground/id1312833647/reviews) |
| Number of ratings | **47** | 4 |
| Positive reviews | **68.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 58 MB | 9 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Didactic Labs, S.L.](https://appshunter.io/developer/1073537204) | [C FIVE Inc](https://appshunter.io/developer/1261348366) |

## What reviewers say

### Additio App, Teacher gradebook

[App page](https://appshunter.io/ios/app/additio-app-teacher-gradebook/id908748733)

Manage classes, plan lessons, and track student assessments with this intuitive app. It offers a digital gradebook, customizable rubrics, and seamless integration with popular educational platforms. Access your data across devices and communicate with students and families.

**Highlights:** Digital gradebook with unlimited assessments, Lesson planner with custom templates, Personalized rubrics with auto/peer assessment, Skills and evaluation criteria assessment, Integration with Google Classroom, Moodle, Offline mobile experience, Communication with families and students

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Additio App Plus | $13.99 | per year |
| Additio App Plus without trial | $13.99 | per year |
| Additio for Teachers | $13.99 | per year |
| Additio Pro AI | $24.99 | per year |
| Additio Premium | $8.99 | one-time |


### KoolGround

[App page](https://appshunter.io/ios/app/koolground/id1312833647)

Streamline classroom management with features for attendance, assignments, grading, and communication. This app helps educators save time and paper by centralizing tasks and improving parent-teacher engagement.

**Highlights:** Automated attendance tracking, Paperless assignment creation and collection, Integrated gradebook with bulk editing, Class news and parent communication, Parent access to student progress, Detailed class and student reports

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Additio App, Teacher gradebook free?

Additio App, Teacher gradebook is free to download, with in-app purchases available.

### Is KoolGround free?

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

### Which has better reviews, Additio App, Teacher gradebook or KoolGround?

Additio App, Teacher gradebook is rated higher. Additio App, Teacher gradebook averages 3.7 out of 5 from 47 ratings, while KoolGround averages 2.0 from 4 ratings.

### Do Additio App, Teacher gradebook or KoolGround have ads?

Neither Additio App, Teacher gradebook nor KoolGround shows ads.

### Which is updated more often, Additio App, Teacher gradebook or KoolGround?

Additio App, Teacher gradebook ships an update weekly, and KoolGround every 9 months. Most recently, Additio App, Teacher gradebook was updated on November 1, 2026 and KoolGround on November 2, 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.*