Type Book vs PromptBuild
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Type Book
Explore a collection of fonts and practice typography with interactive worksheets. This app provides a resource for understanding typeface design and its features.
- Typography worksheets
- Font collection
- Typeface exploration
- Glyph design features
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Type Book * Typography Worksheets with Font Collection * In typography, a typeface (also known as font family) is a set of one or more fonts each composed of glyphs that share common design features.
PromptBuild
This app helps you craft superior prompts for AI tools by transforming basic questions into expertly structured requests. It offers four intelligent modes and smart context detection to adapt to your specific needs, teaching you prompt engineering techniques for lifelong AI mastery. Your prompts remain private as all processing occurs on your device.
- Four intelligent prompt modes
- Smart context detection
- Learn prompt engineering techniques
- Universal AI tool compatibility
- Privacy-first, on-device processing
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PromptBuild transforms your basic questions into expertly structured prompts that unlock the full potential of AI. But here's what makes it special: you're not just getting better results today – you're learning prompt engineering techniques that will make you an AI power user for life. Four Intelligent Modes: Comprehensive – For deep dives and thorough analysis Focused – When you need direct, actionable answers Creative – For imaginative, out-of-the-box thinking Technical – Precise specifications for code, systems, and technical work Smart Context Detection: PromptBuild understands what you're asking for. Writing content? Debugging code? Planning a strategy? It automatically adapts the refinement to match your specific need – not just generic templates. Learn by Doing: Every refined prompt shows you the frameworks and structures that professionals use. See how to add context, specify requirements, and guide AI toward exactly what you need. It's like having a prompt engineering mentor in your pocket. Works Everywhere: Copy your refined prompts and use them in ChatGPT, Claude, Google Gemini, or any AI tool. PromptBuild is universal – enhance your workflow wherever you use AI. Privacy-First: Everything happens on your device. No data collection, no tracking, no cloud processing. Your prompts stay yours. Perfect for: Content creators crafting better writing prompts Developers debugging code and building technical specs Students researching and learning complex topics Professionals planning strategies and analyzing data Anyone who wants to get more value from AI tools Stop settling for mediocre AI responses. Start building prompts that get results.
Screenshots
Verdict
The clearest difference is price: Type Book at Free against PromptBuild's $0.99. Type Book also leads on iOS requirement (9.0 vs 14.0). PromptBuild's advantage is in-app purchases (none vs 1) and ratings volume (3 vs 1). On rating, ads and device support 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
Type Book is free to download; PromptBuild costs $0.99 up front. Type Book sells 1 one-off in-app purchase. PromptBuild asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Type Book against 5.0 for PromptBuild. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
| Parameter | Type Book | PromptBuild |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 16 MB | 8 MB |
| Age rating | 4+ | 9+ |
| Developer | NO WOO KYOUNG | Christopher Shrader |
Customer experience
Type Book
PromptBuild
In-app purchases
Type Book
- Upgrade to disable Ads$6.99
PromptBuild
No in-app purchases









