| 1. PlateMath: Barbell Loading & PR Log |
$2k-$5k/mo
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85/100 · Highly approachable · practice companion · paid subscription · App Store SEO
Powerlifters and strength athletes who calculate plate math and track PRs by hand. Gym-based lifters following programs like 5/3/1, Starting Strength, or conjugate
The pain: Lifters mentally calculate plate combinations per side and track PRs in Notes apps or whiteboards Why now: Apple Watch complication lets lifters see next-set plate math without touching a phone mid-session
How to build
Fast MVP: Bar weight + plate inventory input, instant per-side plate math, PR log with 1RM calculator, Watch complication
Monetization: Paid subscription ($3.99/mo or $19.99/yr for PR history and Watch app)
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How to ship
Distribution wedge: App Store SEO targeting 'plate calculator' and 'barbell loading app'
Signals: r/powerlifting plate math screenshots · forum threads requesting a Watch plate calculator (reddit, forum)
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Proof: Powerlifting forums and r/powerlifting threads with plate math screenshots and spreadsheet PR trackers
Portfolio fit: Simple calculator-plus-log pattern reusable for other strength sport utilities
| “Stop doing plate math in your head — load the bar, log the PR, move on.” |
Why this is approachable: Pure calculator logic keeps build simple while Watch app adds stickiness.
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| 2. SpoolTrack: 3D Printer Filament Ledger |
$2k-$5k/mo
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80/100 · Approachable with focus · hobby companion · freemium with unlock · YouTube shorts
3D printing hobbyists managing multiple filament spools, colors, and brands. Prosumer 3D printer owners active in maker Discords and r/3Dprinting
The pain: Printers guess remaining filament weight and lose track of which spool was used for which print Why now: Bluetooth kitchen scale pairing plus widget makes remaining-filament tracking effortless
How to build
Fast MVP: Spool entry (brand, color, material, initial weight), weigh-in update, per-print usage log, Home Screen widget showing remaining grams
Monetization: Freemium with unlock (3 spools free, unlimited spools + print log paid)
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How to ship
Distribution wedge: YouTube shorts showing live spool weigh-in synced to the widget
Signals: r/3Dprinting filament spreadsheet trackers · maker Discords debating spool weight math (reddit, discord)
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Proof: r/3Dprinting posts with spreadsheet filament trackers and spool weight debates
Portfolio fit: Widget-driven tracker fits the portfolio's widget/ritual utility lane
| “Never run out of filament mid-print again — track every spool's remaining grams right on your Home Screen.” |
Why this is approachable: Simple CRUD plus widget, strong visual demo potential for shorts.
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| 3. BagTen: Disc Golf Bag Tracker |
$1k-$3k/mo
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78/100 · Approachable with focus · collector utility · one-time + IAP · TikTok demos
Competitive disc golfers who rotate 15-20 discs and track flight numbers and wear. Disc golf league players and collectors active in course Facebook groups and Discord
The pain: Players track disc flight numbers, plastic wear, and bag rotation in notes apps or memory Why now: Camera-based disc stamp recognition and simple tagging make a bag tracker fast to use courseside
How to build
Fast MVP: Add disc by photo + flight numbers, tag by bag/round, wear log, round-by-round disc performance notes
Monetization: One-time + IAP ($4.99 base, $2.99 unlock for stats/export)
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How to ship
Distribution wedge: TikTok demos showing 'what's in my bag' scanned into the app in seconds
Signals: Disc golf Discord bag-check threads · YouTube 'what's in my bag' videos with spreadsheet overlays (discord, youtube)
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Proof: Disc golf Discords and YouTube bag-tag videos showing spreadsheet bag breakdowns
Portfolio fit: Shares a photo-tagging inventory pattern with other collector utilities in the portfolio
| “Scan your bag, track every disc's flight numbers and wear, never guess your rotation again.” |
Why this is approachable: Photo-tag inventory is a well-trodden simple build with strong visual TikTok hook.
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| 4. BloomClock: Orchid Rebloom Tracker |
$1k-$3k/mo
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75/100 · Approachable with focus · ritual / habit · paid subscription · niche community
Orchid enthusiasts tracking bloom cycles, feeding schedules, and rebloom timing per plant. Orchid society members and hobbyists active in orchid Facebook groups and forums
The pain: Growers track each plant's last bloom, feeding schedule, and repotting date in notebooks or sticky notes on pots Why now: Photo timeline plus notification reminders replace sticky notes taped to individual pots
How to build
Fast MVP: Per-plant profile with photo timeline, bloom date log, feeding/watering reminders, rebloom countdown widget
Monetization: Paid subscription ($2.99/mo or $14.99/yr for unlimited plants and reminders)
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How to ship
Distribution wedge: Demo shared in orchid society Facebook groups and r/orchids
Signals: Orchid forums sharing handwritten plant tags · r/orchids bloom-cycle spreadsheet posts (forum, facebook-group)
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Proof: Orchid forums and Facebook groups with handwritten plant tags and bloom-cycle spreadsheets
Portfolio fit: Plant-ritual tracker complements other narrow lifestyle/habit apps in the portfolio
| “Every orchid, its own bloom calendar — know exactly when to feed, water, and expect the next flower.” |
Why this is approachable: Simple per-plant log with photo timeline and reminders, clear passionate niche audience.
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| 5. AxeNight: League Score & Stick Tracker |
$1k-$3k/mo
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72/100 · Approachable with focus · social micro-game · annual membership · creator-led
Recreational axe-throwing league players tracking scores and 'stick rate' across weekly matches. Small friend groups and league teams playing weekly at local axe-throwing venues
The pain: League players keep score on paper scorecards or phone notes and lose historical stick-rate stats Why now: Quick-tap scoring plus Apple Watch tally makes in-venue scorekeeping effortless between throws
How to build
Fast MVP: Match scorekeeper (standard league scoring rules), stick-rate stat tracker, season standings for a small roster, Watch app for quick tally
Monetization: Annual membership ($14.99/yr per player for season stat history)
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How to ship
Distribution wedge: Creator-led partnership with local axe-throwing league organizers and venues
Signals: Axe league Facebook groups posting paper scorecards · league organizer YouTube videos explaining scoring rules (facebook-group, youtube)
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Proof: Axe-throwing league Facebook groups sharing printed scorecards and season standings spreadsheets
Portfolio fit: Fits the social micro-game lane shared with other tiny-group scorekeeping apps
| “Ditch the paper scorecard — track every throw, stick rate, and season standing from your wrist.” |
Why this is approachable: Niche but passionate recurring-event audience with simple scorekeeping logic.
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| 6. LaunchLog: Model Rocket Flight Journal |
$1k-$3k/mo
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77/100 · Approachable with focus · hobby companion · freemium with unlock · niche community
NAR/TRA certified model rocketry hobbyists tracking motor certs and launches. Hobby clusters around launch clubs and motor certification levels
The pain: Rocketeers log launches, motors, altitude, and recovery in paper notebooks or scattered spreadsheets Why now: Camera and GPS on iPhone make pad-side logging faster than paper or spreadsheets
How to build
Fast MVP: Per-launch log (rocket, motor, site, weather, altitude, recovery notes), photo attach, cert progress tracker, pre-flight checklist
Monetization: Freemium with unlock (10 free launches, unlimited + cert tracker paid)
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How to ship
Distribution wedge: Demo video posted in r/rocketry and NAR regional Facebook groups
Signals: NAR regional Facebook groups sharing homemade flight log spreadsheets · r/rocketry asking for a simple launch log app (reddit, facebook-group)
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Proof: NAR regional launch Facebook groups and r/rocketry threads with homemade flight-log spreadsheets
Portfolio fit: Reuses a log-plus-photo template shared across other hobby logging apps
| “Your rocket flight notebook, finally digital — log every launch, motor, and recovery in seconds.” |
Why this is approachable: Small feature set, tight community for first demo, clear niche audience.
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| 7. HideStock: Leathercraft Hide Inventory |
$1k-$3k/mo
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75/100 · Approachable with focus · prosumer companion · paid download · niche community
Leatherworkers and leathercraft small-business makers managing hide stock and offcuts. Prosumer leathercraft hobbyists selling on Etsy or at craft fairs
The pain: Makers track hide type, square footage, cost, and remaining usable area by memory or paper tags Why now: Camera-based area estimation and simple tagging replace paper tags taped to hide scraps
How to build
Fast MVP: Photo + hide type, size, cost per sqft, remaining area tracker, project cut log linking hide to finished pieces
Monetization: Paid download ($7.99 one-time)
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How to ship
Distribution wedge: Demo posted in leathercraft Facebook groups and r/leathercraft
Signals: r/leathercraft hide remnant tracking posts · Facebook leathercraft groups sharing cost spreadsheets (reddit, facebook-group)
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Proof: Leathercraft subreddits and Facebook groups with photos of hand-labeled hide remnants and cost spreadsheets
Portfolio fit: Reuses inventory-plus-photo pattern across other craft/trade utilities
| “Know exactly how much hide you have left before you cut — no more guessing from scraps.” |
Why this is approachable: Straightforward inventory app with a small but purchase-motivated prosumer audience.
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