# Study Master vs ZenAI

The clearest difference is update cadence: ZenAI at every 2 days against Study Master's every 11 months. Study Master's advantage is device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Study Master sells 4 in-app purchases, starting at $0.99 per 7 days and ZenAI sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Study Master ships an update every 11 months, ZenAI every 2 days. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Study Master | ZenAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/study-master-flashcards-and-ai/id6444308164/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 33 MB | 6 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Adam Nawfal Zekkani](https://appshunter.io/developer/1777780960) | [ZenStudy Technologies - FZCO](https://appshunter.io/developer/1782979211) |

## What reviewers say

### Study Master

[App page](https://appshunter.io/ios/app/study-master-flashcards-and-ai/id6444308164)

This app offers a comprehensive suite of tools for learning and academic success. It includes calculators, a dictionary, flashcards, science resources, and an AI study assistant. Unlock advanced features with a Pro subscription.

**Highlights:** Normal & Scientific Calculator, Integrated Dictionary, Vocabulary Flashcards, Anatomy Images, Meiosis & Mitosis Guides, Offline Periodic Table, AI Study Buddy

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Monthly Subscription | $2.99 | per month |
| 6 Month Subscription | $14.99 | per 6 months |
| Yearly Subscription | $29.99 | per year |


### ZenAI

[App page](https://appshunter.io/ios/app/zenai-study-smarter/id6747843527)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Credit | $0.99 | one-time |
| 5 Credits | $3.99 | one-time |
| 10 Credits | $5.99 | one-time |


## Frequently asked questions

### Is Study Master free?

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

### Is ZenAI free?

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

### Do Study Master or ZenAI have ads?

Neither Study Master nor ZenAI shows ads.

### Which is updated more often, Study Master or ZenAI?

Study Master ships an update every 11 months, and ZenAI every 2 days. Most recently, Study Master was updated on November 3, 2026 and ZenAI on October 24, 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.*