Feature spec
Goal: Send a clear invoice after finishing a job.
- Add a client, line items, a due date, and payment instructions.
- Preview the total before exporting a PDF.
- Keep an editable draft if export fails.
Pass your FAA written exam - and actually understand the material.
Free
Evidence scope: No current overall US chart position is available. Category-chart positions shown in discovery are a separate scope. Revenue is a directional model estimate, not verified earnings.
A product spec, screen plans, and build steps for your coding agent.
First kit free with a verified email
Combine features and design from your favorite apps.
Your first Build Kit is free with a verified email.
Generating… usually about a minute.
What should your app do differently? Your note travels with the kit so your coding agent builds around your idea.
A product spec, phased build plan, differentiation notes, and screen references.
Illustrative example: an invoice app for independent contractors. Your kit is tailored to the app you choose; this is not its generated content.
Goal: Send a clear invoice after finishing a job.
Invoice editor: Client at the top, editable line items in the middle, total and preview action at the bottom.
States: Empty draft, validation errors beside each field, exporting, and a retry action that preserves the draft.
Hypothesis: Contractors need faster repeat invoices more than more templates.
First experiment: Test duplicating a previous job with five contractors. Watch where they hesitate before expanding the feature set.
The full kit adds a phased build plan, evidence notes, tool prompts, and implementation guidance. It is a plan for your coding agent, not a finished app.
Usage: Mechanics are fair game; never reuse the original name, branding, assets, or verbatim copy.
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Good fit for mobile-first iOS and Android prototypes with managed app scaffolding.
Rork plan preview for FlyCowboys - Pilot Training: map the core Education workflow, choose the smallest differentiated feature set, define the data and monetization boundaries, then prototype the riskiest user journey first.
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These are generated suggestions, not verified review quotations. Check current App Store reviews and speak with users before treating a possible gap as a requirement.
Hypothesis 1
Assumption to check: Expensive subscription
Validate with people who use this workflow before building.
Hypothesis 2
Assumption to check: Missing features
Validate with people who use this workflow before building.
Hypothesis 3
Assumption to check: Poor performance
Validate with people who use this workflow before building.
Original App Store material. Ratings and screenshots describe the existing app, not proof of demand for your version.
Pass your FAA written exam - and actually understand the material. FlyCowboys is the smart way to prepare for your Private Pilot (PPL), Instrument Rating (IFR), or Commercial Pilot (CPL) knowledge test. Adaptive practice, full explanations on every question, and mock oral checkrides built around the ACS. WHY STUDENT PILOTS CHOOSE FLYCOWBOYS • Private Pilot (PPL), Instrument Rating (IFR), and Commercial Pilot (CPL) - all three courses included • 1,000+ FAA-style practice questions across every knowledge area • Detailed explanations with charts, diagrams, and regulation references • Mock checkrides that simulate the oral exam conversation • Adaptive spaced repetition - focus on your weakest areas • Full progress analytics: streak, accuracy, and checkride readiness • Study offline, anywhere • Daily goals, lives, and achievement badges to keep you going BUILT FOR THE WAY YOU ACTUALLY STUDY Most test prep is just rote memorization. FlyCowboys helps you understand the “why” - so you’re ready for the written, the oral, and the cockpit. Every question has a full explanation with the relevant FAR or AIM reference, and the spaced repetition engine makes sure the material sticks. TRUSTED BY STUDENT PILOTS Built for student pilots who want to pass the FAA written on the first attempt - and be able to explain the answer when the examiner asks. COURSES • PPL - Private Pilot (PPL) written exam (all 10 knowledge areas) • IFR - Instrument Rating (IFR) written exam (approaches, holds, IFR weather, and more) • CPL - Commercial Pilot (CPL) written exam (commercial operations, performance, and more) PREMIUM SUBSCRIPTION FlyCowboys Premium: 3-day free trial, then $29.99/month or $168/year (or local equivalent). Premium includes unlimited questions, all three courses (PPL, IFR, and CPL), mock checkrides, analytics, offline mode, and priority support. SUPPORT Questions? Email [email protected] or visit https://flycowboys.io Terms: https://flycowboys.io/terms-of-service Privacy: https://flycowboys.io/privacy-policy
Written user reviews are not shown here. Check current App Store reviews >
Plan a focused first version with your coding agent. These are planning assumptions, not a delivery guarantee.
Choose one audience and one core workflow. Use the kit to agree on its screens, data, and acceptance criteria before building.
Decide which secondary features, integrations, and platform support can wait. Your version does not need to reproduce everything in the original.
Validate external services, specialist technology, data access, and ongoing costs for your chosen scope.
Not assessed in a Build Kit yet.
A reliable timeline needs an agreed scope and a technical check. Ask your agent to estimate the phases in BUILD_PLAN.md after that review.