# KLASS vs Happy Box

The clearest difference is update cadence: KLASS at every 3 weeks against Happy Box's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KLASS ships an update every 3 weeks, Happy Box every 4 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | KLASS | Happy Box |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 64 MB | 93 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [KlassMarket](https://appshunter.io/developer/1471519662) | [STAKHOV GROUP, TOV](https://appshunter.io/developer/1501335251) |

## What reviewers say

### KLASS

[App page](https://appshunter.io/ios/app/klass-market/id1471519663)

Manage your purchases and loyalty programs with this app. Access virtual cards, track spending, create shopping lists, and discover special offers. Earn and exchange bonuses for discounts and purchases.

**Highlights:** Virtual loyalty cards, Common account for family bonuses, Product catalog and special offers, Shopping check-lists, Purchase history and budget planning, Recipe integration for shopping lists, Bonus exchange for purchases and discounts

**Features:** macOS Compatibility

**In-app purchases:** none


### Happy Box

[App page](https://appshunter.io/ios/app/happy-box/id6754366203)

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

**In-app purchases:** none


## Frequently asked questions

### Is KLASS free?

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

### Is Happy Box free?

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

### Do KLASS or Happy Box have ads?

Neither KLASS nor Happy Box shows ads.

### Which is updated more often, KLASS or Happy Box?

KLASS ships an update every 3 weeks, and Happy Box every 4 months. Most recently, KLASS was updated on November 3, 2026 and Happy Box on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*