Where the next app actually wins.

Sports-card collectors who paid Card Ladder $20/mo and got a scanner that misreads 9/10 cards and an entitlement that never flips to Pro switch to a one-time-unlock app whose scanner works and whose database has the players theirs is missing. Falsifiable: they leave the day a rival nails scan accuracy + a working purchase.

Wedges into Card Ladder · about a month to build · under $25 a month · sold one-time

Wedges into Card Ladder in a lane pulling 28.3M installs a month across 173 charted apps. Built solo in about a month for under $25 a month and sold one-time, it could plausibly reach 141k–566k installs a month.

The Athletic subscribers paying ~£60/yr to be shown US sports and 7–8 minutes of podcast ads switch to a UK-football-only written/audio product with no Americanized feed and a cancel button that works. Falsifiable: churn tracks exactly the podcast-ad and "shoehorn American sports" complaints.

Wedges into The Athletic: All Sports News · about a month to build · under $25 a month · sold subscription

Wedges into The Athletic: All Sports News in a lane pulling 5.1M installs a month across 179 charted apps. Built solo in about a month for under $25 a month and sold subscription, it could plausibly reach 25k–102k installs a month.

Fans of niche/pro-women's leagues (AUSL softball, college baseball) who can't get scores or favorites in ESPN's cluttered, un-hideable feed switch to a lightweight scores app that covers exactly their league and lets them mute everything else. Falsifiable: they adopt it because ESPN literally won't add AUSL or a hide-WNBA toggle.

Wedges into no charted leader · about a week to build · $25–100 a month · sold ads + iap

Wedges into no charted leader in a lane pulling 28.3M installs a month across 173 charted apps. Built solo in about a week for $25–100 a month and sold ads + iap, it could plausibly reach 141k–566k installs a month.

Anglers cancelling Fishbrain over its $80–155/yr paywall switch to a fishing log that keeps catch-viewing, spots and bite times free (or under $20/yr) and gets saltwater species/tides right — the two things Fishbrain's own reviewers say it breaks. Falsifiable: they defect the moment a rival matches Fishbrain's map/data without the wall.

Wedges into Fishbrain - Fishing App · about a month to build · $25–100 a month · sold subscription

Wedges into Fishbrain - Fishing App in a lane pulling 28.3M installs a month across 173 charted apps. Built solo in about a month for $25–100 a month and sold subscription, it could plausibly reach 28k–226k installs a month.

MLB and NFL subscribers who pay and still get blacked out or locked to mobile switch to a companion that answers one question — which service is legally streaming tonight's game in my zip, and is it blacked out — a question the rights-holders profit from keeping confusing. Falsifiable: they install it the first Sunday it saves them a wrong purchase.

Wedges into no charted leader · about a month to build · $25–100 a month · sold ad-supported

Wedges into no charted leader in a lane pulling 28.3M installs a month across 173 charted apps. Built solo in about a month for $25–100 a month and sold ad-supported, it could plausibly reach 141k–566k installs a month.

F1 fans whose official app broke screen-fit in one redesign, then made Predict unusable the next, adopt a companion for spoiler-safe schedules, session countdowns, widgets/Live Activities and a Predict-style game that actually loads. Falsifiable: they install a companion because the official app failed two release cycles running.

Wedges into no charted leader · about a week to build · under $25 a month · sold one-time

Wedges into no charted leader in a lane pulling 5.1M installs a month across 179 charted apps. Built solo in about a week for under $25 a month and sold one-time, it could plausibly reach 25k–102k installs a month.

Turkish tennis fans priced out by Tennis TV's ₺3,999/yr (a ~10× hike) and stalled app get a lira-priced Turkish tennis scores/stats/highlights companion that collects the orphaned fanbase without needing ATP streaming rights. Falsifiable: a declining, over-priced incumbent has already stopped growing — its fans are stranded now.

Wedges into Tennis TV - Live Streaming · about a week to build · under $25 a month · sold subscription

Wedges into Tennis TV - Live Streaming in a lane pulling 421k installs a month across 177 charted apps. Built solo in about a week for under $25 a month and sold subscription, it could plausibly reach 4k–17k installs a month.

UK padel players burned by Playtomic swallowing split-payment refunds and assigning wrong skill ratings switch to a booking + matchmaking layer that issues refunds automatically and lets players self-rate fairly. Falsifiable: the fastest-growing niche in the category defects on "refunds that actually work" alone.

Wedges into Playtomic - Play padel · a quarter or more to build · $25–100 a month · sold subscription

Wedges into Playtomic - Play padel in a lane pulling 5.1M installs a month across 179 charted apps. Built solo in a quarter or more for $25–100 a month and sold subscription, it could plausibly reach 25k–102k installs a month.

Turkey is a volleyball superpower yet the surging official stream (VBTV) ships with no Turkish; TR fans get a dedicated Turkish volleyball scores/schedule/notifications app for the national teams and Sultanlar/Efeler Ligi. Falsifiable: they adopt a localized companion the instant it exists because the surging incumbent refuses to localize.

Wedges into no charted leader · about a week to build · under $25 a month · sold ad-supported

Wedges into no charted leader in a lane pulling 421k installs a month across 177 charted apps. Built solo in about a week for under $25 a month and sold ad-supported, it could plausibly reach 2k–8k installs a month.

Surging TR F1 fandom stuck with an official app that has no Turkish and hiked prices 300% gets a Turkish-language race companion — live-timing glossed in Turkish, race guides, session alerts — including the named-commentator flavor fans beg for. Falsifiable: they pay for the localization the surging incumbent won't add.

Wedges into no charted leader · about a week to build · under $25 a month · sold one-time

Wedges into no charted leader in a lane pulling 421k installs a month across 177 charted apps. Built solo in about a week for under $25 a month and sold one-time, it could plausibly reach 2k–8k installs a month.

UK golfers cancelling Golfshot over a £22.99→£45 price doubling, new ads, and Apple-Watch shot detection that broke in v4.82 switch to a one-time-purchase tracker built around WHS handicap and a watch that actually detects shots. Falsifiable: they churn the moment a UK-first app matches Golfshot's GPS without the US-centric handicap and annual hikes.

Wedges into Golfshot Golf GPS Range Finder · a quarter or more to build · $25–100 a month · sold one-time

Wedges into Golfshot Golf GPS Range Finder in a lane pulling 5.1M installs a month across 179 charted apps. Built solo in a quarter or more for $25–100 a month and sold one-time, it could plausibly reach 5k–41k installs a month.

DartCounter's paying hardware owners frustrated by laggy online play and forced Dartbot animations switch to a darts scorer with reliable online and the AI camera auto-scoring a rival (Dartsmind) already proves demand for. Falsifiable: hardware-owning power users — the loudest critics — move for auto-scoring the incumbent lacks.

Wedges into DartCounter · a quarter or more to build · under $25 a month · sold one-time

Wedges into DartCounter in a lane pulling 5.1M installs a month across 179 charted apps. Built solo in a quarter or more for under $25 a month and sold one-time, it could plausibly reach 5k–41k installs a month.

Turkish fans paying S Sport Plus ₺279–400/mo and getting match-night freezes and content pulled mid-subscription get a companion that tracks which platform is legally carrying tonight's match/league in Turkey and alerts them — owning the audience relationship the monopoly is squandering. Falsifiable: a 69%-negative monopoly leaves the "what can I actually watch tonight" relationship unclaimed.

Wedges into no charted leader · about a month to build · under $25 a month · sold ad-supported

Wedges into no charted leader in a lane pulling 421k installs a month across 177 charted apps. Built solo in about a month for under $25 a month and sold ad-supported, it could plausibly reach 2k–8k installs a month.

TR football fans mid-defection from Mackolik's ~135-complaint ad wall — who are naming Ofsayt and Nesine in reviews as their exit — land on a Turkish-first live-score app with at most one honest ad and a real ad-free tier, catching users the moment both duopoly halves degrade. Falsifiable: they switch because Sofascore just broke its own ad-free promise the same month.

Wedges into Mackolik Live Score | M Scores · about a month to build · $25–100 a month · sold ad-supported

Wedges into Mackolik Live Score | M Scores in a lane pulling 421k installs a month across 177 charted apps. Built solo in about a month for $25–100 a month and sold ad-supported, it could plausibly reach 2k–8k installs a month.