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.
Save chemicals
$24.99 · In-app purchases
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.
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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 Agro Navigation: map the core Business 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: Limited user reviews and feedback
Validate with people who use this workflow before building.
Hypothesis 2
Assumption to check: High price point for basic navigation tools
Validate with people who use this workflow before building.
Hypothesis 3
Assumption to check: Lack of offline functionality
Validate with people who use this workflow before building.
Hypothesis 4
Assumption to check: Complex setup for new users
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.
Save chemicals. Save money. Drive straight. Agro Navigation is a GPS guidance app that helps you drive straight lines across your field — so you never overlap or miss a strip when spraying, fertilizing, or spreading. No expensive equipment. No subscription. No internet required. Just your phone and GPS. WHY FARMERS USE IT Every pass with a sprayer or spreader costs money. Without guidance, you overlap 5–10% of your field — wasting chemicals and fuel. Agro Navigation shows you exactly where you've been and where to go next. On a 100-hectare field, that's up to $500 saved per season. The app pays for itself on day one. HOW IT WORKS — 3 SIMPLE STEPS 1. SET DIRECTION — Drive to your starting point and tap "Set." Green guide lines appear. 2. START WORKING — Tap "Start" and a trail appears behind your tractor showing covered area. 3. ADJUST WIDTH — Make your first turn, set the width with the slider. Follow the green lines. No complicated setup. Three taps and you're working. KEY FEATURES • Works 100% offline — no cellular signal, no Wi-Fi, no problem • Built-in compass for accurate heading • Visual trail shows exactly where you've worked • Adjustable working width with a slider • Save, review and export your tracks as KML • Pan and zoom to see the full picture • Manual compass correction for tricky devices • GPS heading fallback when no compass available • External GPS/GLONASS receiver support via Bluetooth ACCURACY — 3 OPTIONS FOR EVERY BUDGET Uses your iPhone's GPS/GNSS. Accuracy depends on your model: 1. iPhone GPS — works out of the box: iPhone 14 Pro and later: 10–30 cm (L5 dual-frequency GPS) Other iPhones: 1–3 m under open sky 2. Commercial Bluetooth GPS receiver (~$150): Plug & play, no assembly required ~1 m accuracy 3. DIY GPS receiver (~$50): Build your own with our instructions 10–20 cm accuracy — same as $2,000 systems WORKS WITHOUT INTERNET You work in the field — where there's no signal. Agro Navigation runs entirely on your phone. No cloud. No login. No data uploads. GPS satellites are always available, even in the middle of nowhere. PERFECT FOR - Spraying herbicides and pesticides - Spreading fertilizer - Any operation where overlap matters - Farmers who can't afford $2,000+ guidance systems THE MOST AFFORDABLE WAY INTO PRECISION FARMING Hardware systems cost $2,000–15,000. Subscription apps charge every year. Agro Navigation is a one-time purchase — no recurring fees. Email: [email protected] | Telegram: @udj13
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.
From the Build Kit assessment.
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.