# NinjaChat AI vs Mnemara

The clearest difference is rating: NinjaChat AI at 4.2 against Mnemara's 1.0. NinjaChat AI also leads on monetization model (free vs freemium) and ratings volume (214 vs 1). Mnemara's advantage is ads (none vs shown). On price, in-app purchases and device support there is nothing between them.

Both are free to download. NinjaChat AI sells 12 in-app purchases, starting at $9.99 per 7 days and Mnemara sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

NinjaChat AI holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: NinjaChat AI has 214 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | NinjaChat AI | Mnemara |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (214 ratings)](https://appshunter.io/ios/app/ninjachat-ai/id6757115586/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/mnemara/id6766708721/reviews) |
| Number of ratings | **214** | 1 |
| Positive reviews | 19.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | **Free** | Freemium |
| Size | 102 MB | 4 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Helium Technologies](https://appshunter.io/developer/1779079687) | [ADAM ARCHULETA](https://appshunter.io/developer/1868133705) |

## What reviewers say

### NinjaChat AI

[App page](https://appshunter.io/ios/app/ninjachat-ai/id6757115586)

Access multiple advanced AI models for chat, web search, image and video generation, and learning. This app consolidates various AI tools into a single, user-friendly interface, allowing you to choose the best model for any task without switching between applications.

**Highlights:** Access 20+ AI models, Web search with sources, Generate images and video, AI-powered financial analysis, AI study lessons, Mobile-first experience

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ninjachat Premium | $9.99 | per 7 days |
| Ninjachat Monthly Unlimited | $14.99 | per month |
| NinjaChat Premium Monthly | $19.99 | per month |
| Ninjachat Premium | $49.99 | per year |
| NinjaChat Premium | $49.99 | per year |
| NinjaChat Premium Yearly | $99.99 | per year |
| Image Booster Pack | $7.99 | one-time |
| Image Booster Pack | $19.99 | one-time |
| Video Booster Pack | $39.99 | one-time |
| Image Booster Pack | $59.99 | one-time |
| Ninjachat Video Booster Pack | $69.99 | one-time |
| Video Booster Pack | $99.99 | one-time |


### Mnemara

[App page](https://appshunter.io/ios/app/mnemara/id6766708721)

This app transforms short ideas into lasting knowledge through engaging lessons and a unique memory loop. It helps users save, reflect on, and revisit key concepts across various subjects for deeper understanding and mastery.

**Highlights:** Short, high-signal lessons, Personal knowledge library, Deepening reflections, Spaced resurfacing, Progress tracking, Concept mapping

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $0.99 | per 7 days |
| Pro Monthly | $5.99 | per month |


## Frequently asked questions

### Is NinjaChat AI free?

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

### Is Mnemara free?

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

### Which has better reviews, NinjaChat AI or Mnemara?

NinjaChat AI is rated higher. NinjaChat AI averages 4.2 out of 5 from 214 ratings, while Mnemara averages 1.0 from 1 ratings.

### Do NinjaChat AI or Mnemara have ads?

NinjaChat AI shows ads; Mnemara does not.

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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.*