One-month app ideas.
The bigger builds: around a month of solo work to a v1 worth charging for. Mobile apps and deeper products live here.60 ideas, each with a copy-paste build prompt.
// 60 ideas
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Week-by-week ACL recovery companion
ACL patients drift between PT visits unsure if they are on track; a week-by-week rehab timeline with milestone checks keeps recovery honest.
Consumer Mobile 1 month -
Deprecation countdowns for the APIs you use
Stripe and Shopify deprecations hide in changelogs until things break; this scans your code for affected calls and gives you a countdown.
Dev tool 1 month -
Session planner for backyard astrophotographers
Astrophotographers waste rare clear nights on poorly placed targets; a planner matching target visibility, moon phase, and your exact rig and site.
Consumer 1 month -
Bait station scanning for pest control routes
Pest control techs hand-log rodent station checks that commercial clients audit; this scans station QR codes and builds the service report on site.
B2B Mobile 1 month -
CACFP meal counting and claims for daycares
Daycares in the federal food program hand-tally meal counts for reimbursement; this records point-of-service counts and builds the monthly claim.
B2B 1 month -
Seasonal site management for campgrounds
Small campgrounds manage seasonal site renewals on index cards; renewals, waitlists, and metered electric billing for seasonal campers.
SaaS 1 month -
Cancellation alerts for booked-out campgrounds
Sold-out campgrounds release cancellations daily and campers miss them; watch your dates at chosen parks and get instant availability alerts.
Consumer 1 month -
Carrier onboarding for small freight brokers
Freight brokers onboard trucking carriers via email attachments and FMCSA lookups; this automates packet collection, insurance checks, and vetting.
B2B 1 month -
Banquet event orders for independent caterers
Caterers rebuild event details across quotes, kitchen sheets, and packing lists; this builds one BEO that generates all three plus change tracking.
B2B 1 month -
Wine cellar tracker with drink-by alerts
Wine collectors forget what is in the cellar until bottles pass their peak; an inventory with drink-by windows sends alerts before wines fade.
Consumer Mobile 1 month -
Certified payroll reports for small contractors
Contractors on government jobs must file WH-347 certified payroll weekly; this turns timesheets into compliant reports without a payroll consultant.
B2B 1 month -
Piracy detection for course creators
Course creators lose sales to pirated copies on Telegram and forum dumps; automated scans find leaks and generate DMCA takedowns in one click.
Micro-SaaS 1 month -
Custom cake orders with deposits and date caps
Home bakers manage custom cake orders in Instagram DMs and get stiffed on deposits; an order form takes specs, caps busy weekends, collects deposits.
Micro-SaaS 1 month -
Share management for CSA farms
CSA farms drown in spreadsheets managing shares; subscriptions, weekly box swaps, vacation holds, and pickup-site rosters in one place.
SaaS 1 month -
Box customization portal for CSA farms
CSA farms field endless emails about swapping kale for carrots; this lets members customize their weekly box within limits the farm sets.
B2B 1 month -
Dead code cleanup for AI-built codebases
AI coding sessions leave orphan files and duplicate components everywhere; this maps the dead weight in a repo and opens deletion PRs.
Dev tool 1 month -
Case tracking and due dates for dental labs
Small dental labs track crowns and dentures on whiteboards and blow due dates dentists never forget; this tracks each case from impression to delivery.
Micro-SaaS 1 month -
Scheduling and progress for driving schools
Driving schools juggle instructors, pickups, and permit rules by phone; scheduling with pickup locations, lesson packages, and test readiness tracking.
SaaS 1 month -
Match medical bills against your EOBs
Patients pay medical bills without checking them against EOBs; upload both, match the line items, and flag charges insurance says you do not owe.
Consumer 1 month -
Inspection route app for fire protection companies
Fire extinguisher service techs log inspections on paper tags and clipboards; this app scans barcodes, records service, and outputs compliance reports.
B2B Mobile 1 month -
Vendor management for farmers market organizers
Farmers market managers run applications and stall maps in spreadsheets; vendor applications, insurance docs, stall assignments, and fee invoicing.
SaaS 1 month -
Flaky test detector for GitHub Actions
Flaky tests waste hours of CI reruns; this analyzes GitHub Actions history, ranks the worst offenders, and auto-quarantines them via PR.
Dev tool 1 month -
Remote-updated day clock for aging parents
Families of elders with memory loss field the same what-day-is-it calls; a wall tablet shows today's schedule and photos, updated remotely by family.
Consumer 1 month -
Food and symptom log for histamine intolerance
People with histamine intolerance play elimination-diet detective alone; log foods and symptoms and see correlations doctors rarely have time to find.
Consumer Mobile 1 month -
Offline hive inspection logging for beekeepers
Beekeepers inspect hives wearing gloves with no cell signal and forget what they saw; a big-button offline app logs queen, mites, and stores per hive.
Micro-SaaS Mobile 1 month -
Photo to mailed HOA violation notice
Small HOA managers snap a photo, pick a rule, and the tool generates, prints, and certified-mails the compliant violation letter with an audit trail.
Micro-SaaS 1 month -
Barn management for horse boarding stables
Boarding barns run feed charts and board billing on whiteboards; stall assignments, per-horse care instructions, and monthly billing with add-ons.
SaaS 1 month -
Board billing with add-ons for horse barns
Barn managers rebuild each month's board bill from texts and memory; log add-ons like farrier, meds, and extra hay as they happen, invoices build themselves.
Micro-SaaS 1 month -
Maintenance agreement billing for HVAC shops
HVAC shops sell maintenance agreements then lose track of them; recurring billing, spring and fall visit due lists, and renewal tracking.
SaaS 1 month -
Supplier price change alerts from restaurant invoices
Restaurants miss quiet supplier price creep that wrecks food cost; this OCRs delivery invoices and alerts when any item's unit price jumps.
B2B 1 month -
Customer skip requests that fix lawn routes
Lawn crews get skip-this-week texts at 6am and eat the drive time; customers skip via link, the route re-sequences, and billing adjusts itself.
Micro-SaaS 1 month -
Utility rebilling calculator for small landlords
Landlords with shared meters split utilities by hand and get disputes; enter the bill, pick an allocation method, send itemized charges to tenants.
Micro-SaaS 1 month -
Certification-aware scheduling for aquatic centers
Aquatic centers juggle lifeguard shifts against expiring CPR and rescue certs; scheduling that blocks uncertified staff and forecasts recert gaps.
B2B 1 month -
Fast SOAP notes with body diagrams for massage therapists
Solo massage therapists owe insurers and boards SOAP notes but hate typing after sessions; tap a body diagram, get a compliant note in a minute.
Micro-SaaS 1 month -
Enrollment and tuition for microschools
Microschools cobble tuition onto Venmo and paper forms; applications, enrollment agreements, tuition autopay, and sibling discounts in one system.
SaaS 1 month -
State-compliant digital journal for mobile notaries
Mobile notaries keep fragile paper journals that states require for years; a phone-first e-journal captures entries, signatures, and IDs compliantly.
Micro-SaaS Mobile 1 month -
Daily canary tests for OAuth sign-in
Google or Slack quietly breaks your OAuth and signups die; headless logins run daily against your app and page you before users notice.
Dev tool 1 month -
Photo inspections that sell auto repair work
Independent auto shops struggle to get approval for needed repairs; this sends customers a photo inspection report with tap-to-approve line items.
B2B 1 month -
Pool test strip photo dosing calculator
Pool owners guess at chemical doses and overshoot; snap a test strip photo and get exact dosing amounts for your pool volume and chemicals.
Consumer Mobile 1 month -
Before and after screenshots on every PR
Reviewers can't see UI changes in a diff; this shoots before/after screenshots of changed pages on every PR via your preview deploys.
Dev tool 1 month -
Anonymized production clones for staging
Staging needs prod-shaped data but not real PII; nightly clones your Postgres with names, emails and cards scrubbed but relations intact.
Dev tool 1 month -
Turn handwritten recipe cards into a book
Grandma's handwritten recipe cards are fading in a shoebox; photograph them, get clean transcriptions alongside the originals, and print a book.
Consumer 1 month -
Referee assigning and pay for youth leagues
Youth leagues assign referees by group text and pay them late; availability, game assignments, self-claim for open games, and per-game pay tracking.
SaaS 1 month -
Sermon recordings into social clips for churches
Churches sit on hours of sermon video nobody repurposes; upload a service and get captioned vertical clips of the strongest moments, ready to post.
Micro-SaaS 1 month -
Cut layout optimizer for hobby woodworkers
Hobby woodworkers waste expensive sheet goods on bad layouts; paste a cut list and get an optimized cutting diagram for plywood and boards.
Consumer 1 month -
Storm dispatch for snow plow contractors
Plow contractors dispatch by frantic 3am phone calls; activate a storm, push route lists to trucks, and bill per push with time-stamped proof.
SaaS 1 month -
Operations software for sober living homes
Sober living operators track drug tests, bed fees, and house rules on paper; one system for resident logs, test records, rent, and state audit exports.
B2B 1 month -
Route setting app for home climbing walls
Home climbing wall owners have no way to set, save, and share routes; photograph your spray wall and tap holds to create problems like Kilter.
Consumer Mobile 1 month -
Skill progress tracking for swim schools
Swim schools track skill levels on paper and parents churn between sessions; instructor skill checkoffs that trigger level-up emails and re-enrollment.
SaaS 1 month -
Test clock scenarios for Stripe billing logic
Proration and trial edge cases only blow up in prod; scripted Stripe test-clock scenarios run your billing logic through a year in minutes.
Dev tool 1 month -
Trail camera photo organizer for deer hunters
Deer hunters drown in thousands of trail cam photos each fall; auto-sort by camera and time, tag bucks, and see movement patterns by stand.
Consumer 1 month -
Daily astrology readings for couples
Astrology fans read solo horoscopes but date in pairs; a couples app with daily synastry readings, mood check-ins, and conversation prompts.
Consumer Mobile 1 month -
PII redaction proxy for LLM API calls
Teams in healthcare and legal can't send raw client text to LLM APIs; a drop-in proxy strips PII before the call and restores it in the response.
Dev tool 1 month -
AI missed-call textback for service pros
Home service pros lose jobs every time a call rings out; an AI texts back missed calls instantly, qualifies the job, and books the estimate.
Micro-SaaS 1 month -
Guest booking pipeline for podcast pitching
Guest booking means scraping podcast lists and cold emails in spreadsheets; find shows by niche, personalize pitches, and track bookings in one pipeline.
Micro-SaaS 1 month -
Posture habit coach with streaks
Desk workers know their posture is wrecked but never fix it; a mobile coach with hourly micro-corrections, streaks, and progress photos.
Consumer Mobile 1 month -
Social scheduler built for real estate listings
Agents rebuild the same listing posts for every platform by hand; paste an MLS link and get a scheduled week of listing, open house, and sold posts.
Micro-SaaS 1 month -
Realistic take-home practice for data candidates
Data candidates bomb take-homes they never got to practice; realistic warehouse datasets with timed SQL and dbt challenges and automated feedback.
Consumer 1 month -
Print-on-demand spirit wear stores for teams
Team parents run spirit wear orders through paper forms and Venmo; print-on-demand team stores with size tracking and automatic fundraiser payouts.
Micro-SaaS 1 month -
Picky-eater tracker for parents
Log what your toddler actually ate in two taps, spot patterns, and get gentle re-introduction suggestions. Parents of picky eaters are desperate and underserved.
Consumer Mobile 1 month