There is a tutorial option when you click the green flag. Click on that to learn more info about the game. The total marker count as of now is 135! current version: v1.10 you can see the update logs in notes and credits.
The top credit goes to MrMarkerMaker. The original creator of Find the Markers on Roblox. Thanks to him! @QuantumBee66 - for the Marker Deleted Idea. @juan129-_fer - Bug fixing @tbear2006 - for Rainbow marker, Antique marker, Inverted marker, and Secret marker Idea. Also really cool dev aswell. @Danger_Marker - Visual Bug fixing MUSIC USED: FTM Mainland theme 3 FTM Mainland theme 5 FTM Mainland theme 6 FTM Winter theme 5 FTM Winter theme 8 FTM Space theme FTM Mars theme Roblox Sword Fight on heights classic theme Tower defense simulator OST - Intermission Tower defense simulator OST - Difficulty Select Teravex - Joy Noise Windows breakcore Surfing on a Sine wave FTM In the mess Phiting OST: The great strategy Update log: Demo 1 9 Markers in the game 2 biomes: Spawn, and forest. DEMO 1.1 11 markers in the game DEMO 1.2 15 markers in the game, and a new snow biome and house DEMO v1.3 19 markers in the game aswell as a new codes area and insane difficulty DEMO v1.4 25 markers in the game, new desert biome V1: PUBLIC RELEASE 30 markers in the game fixed a lot of the code markers added music new extreme difficulty. And the Iconic Hacker Marker. V1.01 CAVE UPDATE 35 markers in the game new cave biome V1.02 SPACE/MARS UPDATE 41 markers in the game new mars biome and a factory area. V1.02.5 "INSECT" UPDATE 40 Markers in the game Removed "Mason Marker, Pi marker, and Marker?, and Oil Marker has been replaced with "Star Marker" V1.03 PUZZLE UPDATE 51 markers in the game new mystery temple with solvable puzzles New "Arduous" Difficulty (HARDER THAN EXTREME) V1.04 SKY UPDATE 70 marker in the game new sky biome move around a lot of the markers. changed burning marker to Red Marker Changed super secret marker from "Arduous" to "Extreme" V1.05 WINTER EVENT 88 markers 6 limited markers to collect new limited biome "North Pole" V1.06 FLAVORFUL UPDATE 85 markers in the game removed the winter event with its limited features V1.07 INDUSTRIAL UPDATE 90 markers in the game expanded mars and the space lab V1.07.5: THE GREAT OPTIMIZATION the game has been optimized to run faster and run on chromebook aswell. (This has tweeked the UI a little bit.) Fixed alien marker, fixed load/save, fixed tree marker. 2 new music tracks. V1.8 FLOWERS AND ASHES 100 markers in the game -new happy home area -new volcano area -decorated some backdrops more -new music This is just a content update that had a main focus of fixing bugs, which was extremely successful. V1.9 CANDY LAND UPDATE 122 markers in the game -new portal room, progression system ??? -new candy land biome -revamped battlefields dimension -new music tracks -revamped saving/loading... any save code from V1.8 or earlier will no longer work. -difficulty chart in the gallary -better arrows V1.9.1 MINI UPDATE 125 markers in the game revamped antique marker revamped DC marker nerfed rainbow marker V1.10 FINAL FINALE -135 markers in the game -25 unique achievements -speedrun gamemode -savecode changes, and also QOL changes (optimization improv) V1.10 is the final update in the game until either the game receives more support or I end up wanting to update it again in like a couple years.