Mind Prompt vs Arky
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mind Prompt
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Transform ideas into high-quality AI prompts in seconds. Mind Prompt is designed for creators, developers, writers, designers, marketers, and anyone using AI every day. Simply speak or type your idea, and Mind Prompt converts it into a clear, structured prompt ready for your favorite AI assistant. Unlike many AI utilities, Mind Prompt focuses on privacy and local processing. Download supported AI models directly to your device and work even without a permanent internet connection. Features: • Convert speech into structured AI prompts • Improve prompt quality automatically • Support for downloadable local AI models • Local voice transcription • Prompt history • Multiple prompt categories • Fast prompt editing • One-tap copy • Multiple languages • Privacy-first design • Modern, clean interface Perfect for: • ChatGPT • Claude • Gemini • Grok • Local LLMs • AI image generators • Coding assistants • Writing assistants Whether you're building software, creating content, generating images, or brainstorming ideas, Mind Prompt helps you produce better prompts faster.
Arky
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Where ideas take shape. Arky is a visual workspace for mapping and structuring your thinking. It helps you organize notes and source material in connected Docs and Canvases, understand your project’s structure, and ask AI questions grounded in your project context. Arky for iPhone is designed for exploring and reviewing your existing workspace on the go. With Arky for iPhone, you can: • Browse your projects and recent work • Move between a spatial Canvas and focused Doc view • See connections and understand your project’s structure at a glance • Ask questions with AI that understands your project context • Review notes and source material wherever you are In this iOS 1.0 release, project content in Docs and Canvas is read-only. Creating or editing project content is available in the Arky web app. An Arky account is required. Some features may depend on your workspace plan.
Screenshots
Verdict
The clearest difference is in-app purchases: Arky at none against Mind Prompt's 1. Arky also leads on ads (none vs shown) and iOS requirement (16.4 vs 18.5). Mind Prompt's advantage is device support (3 vs 1). On price there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Mind Prompt sells 1 one-off in-app purchase. Arky asks for nothing beyond the download.
| Parameter | Mind Prompt | Arky |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, Mac — better | iPhone |
| Requires iOS | 18.5 | 16.4 — better |
| Further details — not scored | ||
| Size | 26 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Nataliia Kovryzhenko | Arky |
In-app purchases
Mind Prompt
- Disable Ads$1.99
Arky
No in-app purchases









