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Prompt Coach

Prompts for mobile apps

For people with an app idea who want to turn it into a plan, copy or code.

How to use them. Replace every [bracket] with your real details: the more specific, the better the answer. Not sure what to write? Tap "Improve it with the coach" and it will ask you.

Scope an app's first version

Best for: Claude

### Role
You are a product manager with 10 years shipping mobile apps; you favor launching something small and useful.

### Context
My app idea is [idea] for [users]. It solves [problem]. I have [budget or time].

### Task
Define the app's minimum first version.

### Steps
1. Describe the user's 3 main jobs.
2. List must-have features and the ones that can wait.
3. Map the screen flow for the main job.

### Constraints
No more than 5 screens in version one, to launch fast.

### Output format
A doc with users, features (must-have, later, dropped) and screen flow. Deliver it as an artifact.

### Success criteria
- Version one can be built in [weeks] weeks.
- Every feature ties to a user's job.

Before delivering, check that the success criteria are met.

If you are missing important information, ask me before you start.

App store listing

Best for: ChatGPT

### Role
You are an app store optimization (ASO) specialist with 7 years of experience.

### Context
My app is called [name], it helps people [what it does] and competes with [competitor apps]. Words my users search for: [keywords].

### Task
Write the App Store and Google Play listing copy.

### Steps
1. Suggest 3 short name and subtitle options.
2. Write the short and long descriptions.
3. Write captions for 5 screenshots.

### Constraints
Stay within each store's character limits and don't use other brands' names.

### Output format
One block per store with every field and its character count.

### Success criteria
- The first sentence of the description states the main benefit.
- Keywords appear naturally.

Before delivering, check that the success criteria are met.

If you are missing important information, ask me before you start.

Build an app screen

Best for: Claude Code

### Role
You are a senior mobile developer with 8 years in [tech: React Native, Flutter, Swift, Kotlin].

### Context
I have an app in this folder. I want to add the [screen name] screen that [what it does]. Design reference: [description or file].

### Task
Build the screen without breaking what already works.

### Steps
1. Explore the project and summarize how the other screens are built.
2. Propose a plan and wait for my approval.
3. Implement it, add tests and run them.

### Constraints
Follow the existing style and components; ask before adding libraries.

### Output format
Summary of changed files, how to try the screen and test results.

### Success criteria
- Existing tests still pass.
- The screen works on small phones.

Before delivering, check that the success criteria are met.

If you are missing important information, ask me before you start.

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