# Zerdeli App vs Tezzy

The clearest difference is in-app purchases: Zerdeli App at none against Tezzy's 5. Zerdeli App also leads on ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Tezzy sells 5 in-app purchases, starting at $0.99 per month. Zerdeli App asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Zerdeli App against 5.0 for Tezzy. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Zerdeli App ships an update every 10 days, Tezzy every 5 days. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Zerdeli App | Tezzy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/zerdeli-app/id6742534884/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/tezzy/id6754269736/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 95 MB | 70 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Murat Baisariyev](https://appshunter.io/developer/1798892742) | [Izzatilla Sapayev](https://appshunter.io/developer/1847568112) |

## What reviewers say

### Zerdeli App

[App page](https://appshunter.io/ios/app/zerdeli-app/id6742534884)

This app helps preschoolers learn to read, write, and count. It also aids students in effective exam preparation through interactive lessons, tests, and gamified tasks. The goal is to make learning engaging and boost children's interest in education.

**Highlights:** Preschool education, Exam preparation, Reading, writing, counting skills, Interactive lessons, Tests and gamified tasks, Boosts interest in education

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

**In-app purchases:** none


### Tezzy

[App page](https://appshunter.io/ios/app/tezzy/id6754269736)

Prepare for national standardized tests with a comprehensive question bank and AI-powered error analysis. Track your progress, identify weak areas, and receive personalized recommendations for effective study. Available in Russian and Kazakh.

**Highlights:** Tests in real EНТ format, Preparation by subject and topic, Detailed progress statistics, AI error analysis, Personalized recommendations, Russian and Kazakh language support

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tezzy Premium на месяц -50% | $0.99 | per month |
| Tezzy Premium на неделю | $2.99 | per 7 days |
| Tezzy Premium на месяц | $2.99 | per month |
| Tezzy Premium на 6 месяцев | $14.99 | per 6 months |
| Tezzy Premium на год | $17.99 | per year |


## Frequently asked questions

### Is Zerdeli App free?

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

### Is Tezzy free?

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

### Which has better reviews, Zerdeli App or Tezzy?

Zerdeli App and Tezzy are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Zerdeli App or Tezzy have ads?

Tezzy shows ads; Zerdeli App does not.

### Which is updated more often, Zerdeli App or Tezzy?

Zerdeli App ships an update every 10 days, and Tezzy every 5 days. Most recently, Zerdeli App was updated on October 9, 2026 and Tezzy on October 5, 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.*