# Zapptive vs MemoStay

The clearest difference is in-app purchases: Zapptive at none against MemoStay's 2. Zapptive also leads on iOS requirement (13.0 vs 17.0). MemoStay's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. MemoStay sells 2 in-app purchases, starting at $6.99 per 3 months. Zapptive asks for nothing beyond the download.

Zapptive ships an update every 2 weeks, MemoStay every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Zapptive | MemoStay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/zapptive/id6476590363/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Ad-supported | — |
| Size | 27 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Zamz Labs LLC](https://appshunter.io/developer/1727265651) | [Gyoung Soo Lee](https://appshunter.io/developer/1788649387) |

## What reviewers say

### Zapptive

[App page](https://appshunter.io/ios/app/zapptive/id6476590363)

This AI-powered learning assistant helps you master new topics and learn how to use AI tools. It features an AI chatbot with built-in tools for image creation, web search, and note analysis, along with a spaced repetition system for efficient review.

**Highlights:** AI Chatbot with built-in tools, Image creation and analysis, Web search integration, Spaced Repetition System, Organize notes with AI, Learn any subject faster

**Features:** macOS Compatibility

**In-app purchases:** none


### MemoStay

[App page](https://appshunter.io/ios/app/memostay-ai-sticky-notes/id6741755371)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MemoStay Pro Quarterly | $6.99 | per 3 months |
| MemoStay Pro Annual | $19.99 | per year |


## Frequently asked questions

### Is Zapptive free?

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

### Is MemoStay free?

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

### Do Zapptive or MemoStay have ads?

Zapptive shows ads; MemoStay does not.

### Which is updated more often, Zapptive or MemoStay?

Zapptive ships an update every 2 weeks, and MemoStay every 3 weeks. Most recently, Zapptive was updated on November 4, 2026 and MemoStay on October 30, 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.*