# Onzic vs Rainbow High School

The clearest difference is rating: Onzic at 4.9 against Rainbow High School's 3.0. Onzic also leads on update cadence (every 2 weeks vs every 9 months) and ratings volume (10 vs 2). Rainbow High School's advantage is in-app purchases (none vs 8) and iOS requirement (14.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Onzic sells 8 in-app purchases, starting at $1.99 per 7 days. Rainbow High School asks for nothing beyond the download.

Onzic holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Onzic has 10 ratings behind it against 2, so its average is the more settled of the two.

Onzic ships an update every 2 weeks, Rainbow High School every 9 months. The most recent releases landed on October 4, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Onzic | Rainbow High School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/onzic/id1444295642/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/rainbow-high-school/id1524277304/reviews) |
| Number of ratings | **10** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 9 months |
| Monetization | Freemium | **Free** |
| Size | 32 MB | 85 MB |
| Requires iOS | 18.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Onzic](https://appshunter.io/developer/1397137932) | [Myclassboard Educational Solutions Private Limited](https://appshunter.io/developer/1261722731) |

## What reviewers say

### Onzic

[App page](https://appshunter.io/ios/app/onzic/id1444295642)

Transform study sessions into engaging musical experiences with catchy rap songs and AI-generated tracks. Learn and revise subjects from middle school to high school through memorable rhymes and beats, available in multiple languages.

**Highlights:** Educational rap songs, AI song generation, Lyric following, Personalized playlists, Offline listening (Premium), Available in 6 languages

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Onzic Plaisir | $1.99 | per 7 days |
| Weekly Premium | $2.99 | per 7 days |
| Monthly Premium | $8.99 | per month |
| Onzic compte plaisir | $9.49 | per month |
| Annual Premium | $69.99 | per year |
| 1 credit | $1.99 | one-time |
| 5 Credits Pack | $5.99 | one-time |
| 15 Credits Pack | $12.99 | one-time |


### Rainbow High School

[App page](https://appshunter.io/ios/app/rainbow-high-school/id1524277304)

This communication app allows parents of Rainbow High School students to access school announcements, class assignments, and event information. It serves as a central hub for important school-related updates.

**Highlights:** School announcements, Class assignments, Event information, Parent communication

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onzic free?

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

### Is Rainbow High School free?

Rainbow High School is free to download, with no in-app purchases.

### Which has better reviews, Onzic or Rainbow High School?

Onzic is rated higher. Onzic averages 4.9 out of 5 from 10 ratings, while Rainbow High School averages 3.0 from 2 ratings.

### Do Onzic or Rainbow High School have ads?

Neither Onzic nor Rainbow High School shows ads.

### Which is updated more often, Onzic or Rainbow High School?

Onzic ships an update every 2 weeks, and Rainbow High School every 9 months. Most recently, Onzic was updated on October 4, 2026 and Rainbow High School on October 21, 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.*