# SmartScroll vs Kaddy

SmartScroll and Kaddy are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. SmartScroll sells 5 in-app purchases, starting at $19.99 per month and Kaddy sells 4 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for SmartScroll against 5.0 for Kaddy. Both are backed by a comparable volume of ratings — 14 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

SmartScroll ships an update every 5 days, Kaddy every 8 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | SmartScroll | Kaddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (14 ratings)](https://appshunter.io/ios/app/smartscroll-lumi-ai-tutor/id6793771903/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/kaddy-study-planner/id6811241886/reviews) |
| Number of ratings | **14** | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | Free with in-app purchases | Freemium |
| Size | 118 MB | 37 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Smartscroll LLC](https://appshunter.io/developer/6793771905) | [SOPHIE AARONSON JAFFE](https://appshunter.io/developer/6811241888) |

## What reviewers say

### SmartScroll

[App page](https://appshunter.io/ios/app/smartscroll-lumi-ai-tutor/id6793771903)

This app provides a structured learning experience for students in grades 6-12, covering core subjects with adaptive lessons and practice. It features an AI tutor for assistance and a homework helper, all managed by a parent with a focus on healthy learning habits and privacy.

**Highlights:** Comprehensive curriculum for grades 6-12, Adaptive learning feed, AI-powered tutor with hints, Homework problem photo helper, Detailed progress tracking and parent dashboard, Ad-free and privacy-focused design

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SmartScroll Good | $19.99 | per month |
| The Tutoring Program | $49.99 | per month |
| The Full Program | $99.99 | per month |
| Tutoring Program (Yearly) | $449.99 | per year |
| Full Program (Yearly) | $899.99 | per year |


### Kaddy

[App page](https://appshunter.io/ios/app/kaddy-study-planner/id6811241886)

Organize your high school life with this app. Track classes, grades, and assignments, with tools like flashcards and a quiz generator. Features AI tutoring and college planning, plus social study features.

**Highlights:** Grade tracking and average calculation, Assignment management and due date reminders, Flashcards with spaced repetition, Quiz generator from notes, AI-powered study chat, College and career planning tools, Group study rooms and leaderboards

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kaddy Pro | $7.99 | per month |
| Kaddy Bloomer | $24.99 | per month |
| Kaddy Pro | $79.99 | per year |
| Kaddy Bloomer | $229.99 | per year |


## Frequently asked questions

### Is SmartScroll free?

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

### Is Kaddy free?

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

### Which has better reviews, SmartScroll or Kaddy?

SmartScroll and Kaddy are both rated 5.0 out of 5 on the App Store, from 14 and 5 ratings respectively.

### Do SmartScroll or Kaddy have ads?

Neither SmartScroll nor Kaddy shows ads.

### Which is updated more often, SmartScroll or Kaddy?

SmartScroll ships an update every 5 days, and Kaddy every 8 days. Most recently, SmartScroll was updated on October 31, 2026 and Kaddy on October 31, 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.*