# Omtech SMF vs AI PromptBase

The clearest difference is in-app purchases: Omtech SMF at none against AI PromptBase's 1. AI PromptBase's advantage is update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI PromptBase sells 1 one-off in-app purchase. Omtech SMF asks for nothing beyond the download.

Omtech SMF ships an update every 2 months, AI PromptBase weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Omtech SMF | AI PromptBase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (132 ratings)](https://appshunter.io/ios/app/ai-promptbase-art-generator/id6448318366/reviews)** |
| Number of ratings | — | **132** |
| Positive reviews | — | 89.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 16 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Omtech Sp. z o.o.](https://appshunter.io/developer/1223438523) | [祥全 夏](https://appshunter.io/developer/1227407667) |

## What reviewers say

### Omtech SMF

[App page](https://appshunter.io/ios/app/omtech-smf/id1223438524)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI PromptBase

[App page](https://appshunter.io/ios/app/ai-promptbase-art-generator/id6448318366)

Discover and utilize a curated collection of high-quality AI prompts for various tasks. This app helps you find effective prompts to program AI models, offering creative, technical, and conversational assistance.

**Highlights:** High-quality AI prompt collection, Creative idea generation, Technical coding assistance, Product name generation, Multilingual support, Poetry and literature creation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Prompts | $14.99 | one-time |

**What reviewers like**

- 👍 Easy to use and user-friendly interface
- 💡 High-quality and creative prompts
- 🎨 Versatile for multiple AI tools (ChatGPT, Midjourney, DALL-E)
- 🚀 Improves AI output quality significantly
- 📚 Extensive database of prompt ideas

**What reviewers complain about**

- 💰 High subscription cost ($14.99) for limited value
- ⚠️ Limited free credits/unlocks initially
- 🎲 Inconsistent prompt quality across categories
- 📱 Fewer prompts in app compared to website
- 🤔 Requires review completion to access features

**Reported bugs**

- UI freezes when tapping 'get prompt' button with loading spinner stuck
- Prompts fail to load after purchase
- App functionality issues preventing prompt retrieval

**Requested features**

- More prompts added to mobile app to match website library
- Additional prompt categories (e.g., 'drip posting' prompts)
- Lower subscription pricing tier
- More generous free trial credits


## Frequently asked questions

### Is Omtech SMF free?

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

### Is AI PromptBase free?

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

### Do Omtech SMF or AI PromptBase have ads?

Neither Omtech SMF nor AI PromptBase shows ads.

### Which is updated more often, Omtech SMF or AI PromptBase?

Omtech SMF ships an update every 2 months, and AI PromptBase weekly. Most recently, Omtech SMF was updated on November 2, 2026 and AI PromptBase on November 3, 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.*