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Astracia Signal Score
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Open source Open source alternatives to Mathrid - Number Crossword →
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About the startup
Mathrid turns arithmetic into a crossword. Every row and column hides an equation — place number tiles so all of them add up at once. 500 hand-crafted grids, 5 difficulty levels, a daily challenge, smart hints, and 100% offline. No guessing, just logic.
Similar products in Media & Entertainment
Browse category →Products from the same category with overlapping descriptions or details. They are not reviewed alternatives; compare features and current plans before choosing.
| Product |
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Zip Game — Daily Logic PuzzleConnect every number, fill the grid — a free logic puzzle |
SkorvenFree online puzzle games for your brain. Play instantly. |
Math TrainerPractice math, solve puzzles, and track your progress |
Puzzle Theory20 free daily puzzle games. No signup, no dark patterns. |
PuzzitThe new destination for puzzle lovers. |
Flix AITurn your M3U/Xtream list into a Netflix-style TV app |
Merge Planets: Space Puzzle3D physics space puzzle — merge planets to reignite the Sun! |
ChessRoomsPlay online chess for free |
More in Media & Entertainment
Browse category →Selected by category and available use-case details. A topic match does not establish equivalent features.
| Product |
|---|
lalaokeTurn any song into a karaoke game — free in your browser |
Freakbob Memory Maze GameFree horror memory maze game with fog, enemies & timer |
LongwaveUpload one episode. Publish to 20+ channels. Automatically. |
BookmentiBooks mentioned in podcasts |
MusicPulse — Find Any Social RemixIdentify any remix or edit from Shorts, TikTok & Reels |
StrumixGuitar chord trainer and chord library |
Recently added in Media & Entertainment
Browse category →Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.
| Product |
|---|
Castawai Podcast PlayerPodcast player with transcriptions and audio enhancement |
IANVIDEOAIConvert local video and audio into structured PDFs |
Mai SuyaRun a suya stall in Lagos at night — free browser game |
Net MirrorExplore NetMirror APK |
Explore expertise in Media & Entertainment
See all →Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.
| Profile |
|---|
James Leys (Daft Lump)Print designer, video editor, friend |
Jefferson TaylorFreelance Multimedia Specialist - Passions include: Video & Still Image Editing / Color Correction / Precision Audio Synch Work • Karaoke • Animation • Movie & Video Game Soundtracks! |
Cartoons by Jim.Cartoonist by night, PR consultant by day. |
Media about Media & Entertainment
See all →Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.
| Show |
|---|
Matt's Inside LineNewsletter · Matt Webb Mitovich |
The IntertwixtNewsletter |
Saturday Matinee With Christy LemireNewsletter |
Founder stories from Media & Entertainment startups
See all →Retold founder accounts from startups in the same category, each linked to the original.
| Story |
|---|
Justin Jackson paused at about $30k MRR after a 11.5-month run to $20kJustin Jackson wrote that Transistor.fm's first revenue was $33 in February 2018, that a 60-month dream to $20k MRR happened in 11.5 months after the 1 August 2018 launch, and that as he wrote they were about to hit $30k |
On Indie Hackers, Fantasy Congress launched quietly before a spike made charging realAllison Seboldt's Indie Hackers log shows a quiet 2020 launch of 13 paying members and $166 in sales, later a $1,000 revenue month that was not yet $1,000 MRR, and a 2021 note she labeled $10,000 ARR; in an interview she |
Lenny Rachitsky said $65,000 a year before fees at 500 paid subscribersIn a Substack workshop, Lenny Rachitsky said Lenny's Newsletter had about 15,000 free subscribers, 500 paid, and about $65,000 a year before fees after months of free writing and a paid launch he had not originally plann |
Ellen Yin pre-sold Cubicle to CEO with no lessons writtenEllen Yin says she quit corporate marketing at 23, took a $300 first client, then pre-sold Cubicle to CEO from Instagram with zero content and an 80 percent founding discount. |
Browse Media & Entertainment categories
See all →Subcategories in the same part of the directory, with the number of listed products.
| Category |
|---|
Games & interactive entertainment4,139 listed products |
Publishing & creator platforms1,425 listed products |
Music & audio tools1,417 listed products |
Video hosting & streaming1,003 listed products |
Esports & sports platforms374 listed products |
Podcasts & spoken audio346 listed products |
Game development & distribution208 listed products |