# Merlin AI vs JFinity

The clearest difference is in-app purchases: JFinity at none against Merlin AI's 17. Merlin AI's advantage is update cadence (every 9 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Merlin AI sells 17 in-app purchases, starting at $9.99 per 7 days. JFinity asks for nothing beyond the download.

Merlin AI ships an update every 9 days, JFinity every 3 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Merlin AI | JFinity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (790 ratings)](https://appshunter.io/ios/app/merlin-ai-ai-chat-assistant/id6453692447/reviews)** | — |
| Number of ratings | **790** | — |
| Positive reviews | 43.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 342 MB |
| Requires iOS | **16.4** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +17 | 4+ |
| Developer | [Foyer Tech, Inc](https://appshunter.io/developer/1726728196) | [JELLYFISH MEDIA SP Z O O](https://appshunter.io/developer/1822276962) |

## What reviewers say

### Merlin AI

[App page](https://appshunter.io/ios/app/merlin-ai-ai-chat-assistant/id6453692447)

This AI assistant helps with daily tasks, from problem-solving and research to creative writing and media summarization. It offers access to over 20 advanced AI models, including ChatGPT and Gemini, with tools for image generation, content creation, and more.

**Highlights:** AI Chatbot with multiple models (ChatGPT, Gemini, Claude), PDF summarization and management, Podcast and YouTube video summarization, AI writing and essay assistance, AI image generation (DALL-E, Stable Diffusion), Various AI tools (AI Detector, Plagiarism Checker), Creative AI generators (Baby, Tattoo, Portrait)

**Features:** macOS Compatibility

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Merlin Pro Weekly | $9.99 | per 7 days |
| Weekly Merlin Unlimited | $10.00 | per 7 days |
| Monthly Merlin Unlimited | $15.00 | per month |
| Merlin Pro Monthly | $20.00 | per month |
| Yearly offer | $89.99 | per year |
| Yearly Black Friday | $89.99 | per year |
| Yearly Merlin Unlimited | $100.00 | per year |
| Merlin Pro 50% Off | $100.00 | per year |
| Half Yearly Merlin Unlimited | $148.99 | per 6 months |
| Yearly Merlin Unlimited | $150.00 | per year |
| Merlin Pro Yearly | $200.00 | per year |
| TopUp - 1500 Queries, 7 Days | $3.49 | one-time |
| TopUp - 3000 Queries, 30 Days | $4.99 | one-time |
| TopUp - 10000 Queries, 30 Days | $14.00 | one-time |
| TopUp- 24000 Queries, 180 Days | $30.00 | one-time |
| TopUp- 50000 Queries, 180 Days | $55.00 | one-time |
| Lifetime Merlin Unlimited | $499.00 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 User-friendly interface
- 💡 Variety of AI models
- 🔥 Powerful and versatile
- 😊 Helpful and convenient

**What reviewers complain about**

- 🐛 Buggy and unreliable
- ⏱️ Slow response times
- 💰 Expensive subscription
- 🔍 Misleading advertising
- 🤔 Inconsistent performance

**Reported bugs**

- Frequent app crashes
- Overlapping UI elements
- Incorrect model selection
- Inability to cancel subscriptions
- Censorship of user inputs

**Requested features**

- Shortcut integration for iOS
- Improved iPad compatibility
- Ability to save and reuse prompts
- Enhanced security and privacy features
- Seamless integration with other apps


### JFinity

[App page](https://appshunter.io/ios/app/jfinity/id6747669735)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Merlin AI free?

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

### Is JFinity free?

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

### Do Merlin AI or JFinity have ads?

Neither Merlin AI nor JFinity shows ads.

### Which is updated more often, Merlin AI or JFinity?

Merlin AI ships an update every 9 days, and JFinity every 3 months. Most recently, Merlin AI was updated on October 30, 2026 and JFinity on October 25, 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.*