# ЧУЗИ vs 30

The clearest difference is in-app purchases: ЧУЗИ at none against 30's 1. ЧУЗИ also leads on update cadence (every 4 days vs every 2 weeks) and ratings volume (11 vs 1). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. 30 sells 1 in-app purchase, starting at $0.99 per month. ЧУЗИ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ЧУЗИ against 5.0 for 30. That said, the two scores are not equally well evidenced: ЧУЗИ has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 94% of ЧУЗИ's written reviews are positive against 100% of 30's.

ЧУЗИ ships an update every 4 days, 30 every 2 weeks. The most recent releases landed on November 10, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | ЧУЗИ | 30 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (11 ratings)](https://appshunter.io/ios/app/id6809226516/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/3021-habit-tracker/id6812742749/reviews) |
| Number of ratings | **11** | 1 |
| Positive reviews | 93.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | **Free** | Freemium |
| Size | 23 MB | 64 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Dmitrii Efimenko](https://appshunter.io/developer/6809226518) | [Kirill Prikota](https://appshunter.io/developer/6811561427) |

## What reviewers say

### ЧУЗИ

[App page](https://appshunter.io/ios/app/id6809226516)

Track your food intake by manually entering meals, scanning barcodes, or using photo analysis. Plan your diet, save recipes, and share your progress with friends. Integrates with Apple Health for activity data.

**Highlights:** Manual food entry, Barcode scanning, Photo food analysis, Diet planning, Recipe saving, Friend sharing, Apple Health integration

**Features:** macOS Compatibility

**In-app purchases:** none


### 30

[App page](https://appshunter.io/ios/app/3021-habit-tracker/id6812742749)

This app guides users through a 21-day cycle of action and reflection to build habits. It offers features for tracking habits, managing energy, and reflecting on progress, with options for water intake and meditation.

**Highlights:** Customizable habit creation, 21-day action and reflection cycles, Energy management spheres, Progress statistics and calendar, Water intake tracking, Guided meditation, Shared and private challenges

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly | $0.99 | per month |


## Frequently asked questions

### Is ЧУЗИ free?

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

### Is 30 free?

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

### Which has better reviews, ЧУЗИ or 30?

ЧУЗИ and 30 are both rated 5.0 out of 5 on the App Store, from 11 and 1 ratings respectively.

### Do ЧУЗИ or 30 have ads?

Neither ЧУЗИ nor 30 shows ads.

### Which is updated more often, ЧУЗИ or 30?

ЧУЗИ ships an update every 4 days, and 30 every 2 weeks. Most recently, ЧУЗИ was updated on November 10, 2026 and 30 on November 6, 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.*