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.
WristEcho turns the conversations in your day into text you can search and replay
$4.99 · 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.
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.
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Affiliate link: CloneChart may earn a commission at no extra cost
Original App Store material. Ratings and screenshots describe the existing app, not proof of demand for your version.
WristEcho turns the conversations in your day into text you can search and replay. Tap once on Apple Watch, then lower your wrist. Your iPhone transcribes on the device, marks who said each line and writes up your day every evening. No servers, no sign-up, no API keys. ON APPLE WATCH • Tap the big red button in the app, or add WristEcho to your watch face and start with one tap • While the app is on screen, a red dot and timer show it's recording, with battery level; the complication and system mic indicator show it too • Tap the star to mark a moment for the daily report • Hold Stop for one second to finish. Stopped by mistake? Pick up again right away • Audio goes to your iPhone in 10-minute segments; the watch deletes each one only after your iPhone has it • Stops and saves after a long silence (45 minutes by default) or below 10% battery • Tries to resume after a call or Siri interrupts ON IPHONE • No watch? Record on your iPhone, even when locked, or import audio files • Start or stop iPhone recording, or mark a moment, with Siri, Shortcuts or the Action button • On-device transcription in 10 languages, including Mandarin, Cantonese, English, Japanese and Korean, depending on your device • Knows who's talking: read a short text for 20 seconds and your lines are labeled "Me". Family and colleagues can enroll when present and willing. Or name a speaker; with their consent, WristEcho learns that voice and labels it in earlier recordings too • Search every recording, or ask in your own words, with answers citing the original lines • Every evening, a daily report: topics, timeline, to-dos, promises, starred moments and who you talked with. Every Monday, a weekly report • Play from any line at 1×, 1.25×, 1.5× or 2×, straight on into the next segment • Touch and hold a line to fix a word. Share one segment's audio and text AI SUMMARIES • iPhone 15 Pro or later with Apple Intelligence on: reports and answers come from Apple Intelligence, on the device • Other iPhones with 6 GB of memory or more: optionally download an open-source model (about 1 to 2.3 GB) that runs offline • Or extract mode: the most meaningful sentences, no generative model • AI can be wrong. Check important details against the audio PRIVACY • Everything runs on your own devices. No data collected, no account, no ads, no analytics • Transcripts, voiceprints, reports and to-dos go into your own iCloud or computer backup; audio stays out by default. Lock the app with Face ID • Each transcript keeps a voice feature per speaker. An unknown speaker's is deleted with that segment's audio; removing a person deletes theirs • Stranger-only audio is kept 14 days and audio with people you know 90 days by default. Starred segments keep their audio; text always stays • Export all text or delete everything in Settings. Exported diagnostics contain no recordings, text or names TELL PEOPLE YOU'RE RECORDING WristEcho records the sound around you, including other people. Let them know, and follow the recording laws where you are. PRICING One-time purchase. No in-app purchases or subscriptions. REQUIREMENTS • iOS 26 or later; Apple Watch optional, watchOS 11 or later • English, Simplified Chinese and Traditional Chinese • Apple Watch Series 9 test: about 13 hours of screen-off recording on about 74% battery. Results vary Privacy Policy: https://linfanty.github.io/wristecho/privacy.html Terms of Use: https://linfanty.github.io/wristecho/terms.html Contact: [email protected]
Written user reviews are not shown here. Check current App Store reviews >
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.
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.