App Description Writer
Generate compelling App Store descriptions that convert browsers into users.
When This Skill Activates
- User needs to write initial App Store description
- User wants to improve existing description
- User is preparing for a major update
- User asks about promotional text or What's New
Information Gathering
Before writing, ask about:
-
App Basics
- What does the app do? (one sentence)
- Who is it for? (target audience)
- What problem does it solve?
-
Key Features
- Top 3-5 features
- What makes it unique vs competitors?
- Any awards or recognition?
-
Social Proof
- Number of users/downloads (if impressive)
- Notable reviews or press mentions
- Any partnerships or integrations?
-
Tone
- Professional / Casual / Fun / Technical?
- Brand voice keywords?
Output Format
Generate all three text types:
1. Promotional Text (170 characters)
- First thing users see
- Should create curiosity or urgency
- Can be updated without app review
- Good for seasonal/sale messaging
2. Full Description (4000 characters max)
Structure:
[Opening Hook - 1-2 sentences, problem/benefit focused] [Key Features with emoji bullets] • Feature 1 - benefit • Feature 2 - benefit • Feature 3 - benefit [Social Proof paragraph - optional] [How it works - brief explanation] [Call to action] [Support/contact info]
3. What's New (4000 characters)
For updates:
[Version X.X highlights] NEW • Feature addition IMPROVED • Enhancement FIXED • Bug fix Thank you for your feedback!
Best Practices
Do's
- Lead with the biggest benefit
- Use short paragraphs (2-3 lines max)
- Include relevant keywords naturally
- Use emojis sparingly for scannability
- End with clear call-to-action
- Mention if there's a free trial/tier
Don'ts
- Don't start with "Welcome to..."
- Don't use ALL CAPS excessively
- Don't include URLs (they're not clickable)
Examples
Promotional Text Examples
Productivity App:
Transform chaos into clarity. The task manager that adapts to how YOU work.
Weather App:
Know before you go. Hyperlocal forecasts down to your street corner. ⛅️
Finance App:
Your money, finally making sense. Budgeting that doesn't feel like homework.
Description Opening Examples
Problem-First:
Tired of losing track of important tasks? [App] turns your scattered thoughts into organized action plans in seconds.
Benefit-First:
Capture ideas the moment they strike. [App] is the fastest way to go from thought to organized note, anywhere.
Curiosity-First:
What if your to-do list actually helped you get things done? Introducing a smarter way to manage your day.
Localization Tips
When localizing descriptions:
- Don't just translate—adapt to cultural context
- Research local competitors' descriptions
- Adjust feature emphasis by market
- Use native speakers for review
- Consider character limits in other languages (German expands ~30%)
Character Limits Reference
| Field | Limit |
|---|---|
| App Name | 30 characters |
| Subtitle | 30 characters |
| Promotional Text | 170 characters |
| Description | 4000 characters |
| What's New | 4000 characters |
| Keywords | 100 characters |
Templates
Template: Utility App
[One-line value proposition] Stop [pain point]. Start [desired outcome]. ✨ KEY FEATURES • [Feature 1] — [Benefit in user terms] • [Feature 2] — [Benefit in user terms] • [Feature 3] — [Benefit in user terms] • [Feature 4] — [Benefit in user terms] 💡 HOW IT WORKS [2-3 sentences explaining the core flow] 🎯 PERFECT FOR • [User type 1] • [User type 2] • [User type 3] [Social proof if available] Download now and [call to action with benefit]. Questions? We're here to help: [support email]
Template: Creative App
[Evocative opening that sparks imagination] [App Name] puts [creative power] in your pocket. 🎨 CREATE • [Creative feature 1] • [Creative feature 2] • [Creative feature 3] 📤 SHARE • [Sharing/export feature] • [Community feature if applicable] 🔓 UNLOCK YOUR CREATIVITY [Inspirational paragraph about what users can achieve] Join [X] creators already using [App Name]. [Call to action]
Template: What's New
Thanks for using [App Name]! Here's what's new in version X.X: 🆕 NEW • [Major new feature with brief explanation] ⚡️ IMPROVED • [Performance improvement] • [UX enhancement] 🔧 FIXED • [Bug fix users complained about] Love [App Name]? Leave us a review — it helps more than you know! 💙 Feedback? [support email]
