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Rainbow Mania

Rainbow Mania

Lagos Apps
4.6 ★★★★★★★★★★ 550K reviews 500K+ Downloads 16+ Rated for 16+
Contains ads In-app purchases
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About this app

What is Rainbow Mania?

I want to thank Derek Tonin, my editor who I would speak with every day I worked at Calvinayre.com. I’m grateful for the opportunity I have had to work with Derek. He’s an editor who doesn’t shy away from the blunt criticism and its inspiring being on the other end of the call. He’s a guy you would want in the foxhole right next to you, someone who isn’t afraid to give the blunt truth and also celebrate the wins with you.

There’s a huge team of writers, video editors and IT developers who have made Calvinayre.com this huge success. Raise a glass to them, they have helped turn this site into the success that it is.

Personally, the journey at Calvinayre.com has been about the great people I’ve been lucky enough to work with. It’s a rare thing in the world to be able to find great people to work with. I want to thank two former bosses who encouraged me to chase my passions in this industry. AD, a former Calvinayre.com editor and T2 who took a chance on me as well.

What is Rainbow Mania?

For now, the growth provides room for multiple market makers. Marantelli expects margins to “stay good during the growth period” before contracting as competition intensifies. The more complex RFQ and parlay markets may offer the best protection against that compression.

The result is an emerging ecosystem that looks less like millions of customers casually trading predictions with one another and more like an outsourced sportsbook trading room. Exchanges own the platform and recruit the customers; specialist firms price the risk and provide the money needed to make those markets function.

As Marantelli says: “Let’s call a spade a spade.”

What is Rainbow Mania?

Speaking to iGB at the time, Bjorn Fuchs, chairman of VNLOK Fuchs noted “there was a sigh of relief going through the room when it was presented”.

Rather than a crackdown across the board, what emerged was a more regulated renewal framework.

Of the KSA’s update, Fuchs said: “If you [as an operator] have a clean sheet, there are some hoops, but for various modules you can just send a declaration which states that you’re compliant.”

App info

Updated onMay 16, 2026
Size48 MB
Installs500K++
Current Version5.9.2
Requires Android8.0 and up
Content RatingRated for 16+
Interactive ElementsUsers Interact
Released onApr 13, 2021
Offered byLagos Apps
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