# MoBoo vs ReadDi E

The clearest difference is in-app purchases: ReadDi E at none against MoBoo's 10. ReadDi E also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). MoBoo's advantage is update cadence (every 3 months vs every 8 months). On price and device support there is nothing between them.

Both are free to download. MoBoo sells 10 in-app purchases, starting at $19.99 per year. ReadDi E asks for nothing beyond the download.

MoBoo ships an update every 3 months, ReadDi E every 8 months. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | MoBoo | ReadDi E |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 8 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [MoBoo, LLC](https://appshunter.io/developer/1089503086) | [BOOKDOSE COMPANY LIMITED](https://appshunter.io/developer/459445000) |

## What reviewers say

### MoBoo

[App page](https://appshunter.io/ios/app/moboo/id1089503087)

This app uses AI to find books your child will love, matching their interests and reading level. It helps children improve their reading skills with personalized suggestions and progress tracking. Parents can customize recommendations and monitor their child's development.

**Highlights:** AI-powered book recommendations, Personalized reading level adjustments, Parental controls for topic selection, Progress tracking and milestone celebration, Wide range of book options, Data-backed suggestions from educators

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MoBoo Yearly Base Fee | $19.99 | per year |
| MoBoo Yearly Rec. 2 Children | $39.99 | per year |
| MoBoo Yearly Rec. 3 Children | $49.99 | per year |
| MoBoo Yearly Rec. 4 Children | $59.99 | per year |
| MoBoo Yearly Rec. 5 Children | $69.99 | per year |
| MoBoo Yearly Rec. 6 Children | $79.99 | per year |
| MoBoo Yearly Rec. 7 Children | $89.99 | per year |
| MoBoo Yearly Rec. 8 Children | $99.99 | per year |
| MoBoo Yearly Rec. 9 Children | $109.99 | per year |
| MoBoo Yearly Rec. 10 Children | $119.99 | per year |


### ReadDi E

[App page](https://appshunter.io/ios/app/readdi-e-library/id1603809674)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MoBoo free?

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

### Is ReadDi E free?

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

### Do MoBoo or ReadDi E have ads?

MoBoo shows ads; ReadDi E does not.

### Which is updated more often, MoBoo or ReadDi E?

MoBoo ships an update every 3 months, and ReadDi E every 8 months. Most recently, MoBoo was updated on October 7, 2026 and ReadDi E on October 4, 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.*