Steal a Brainrot Calculator
Estimate income using the listed Brainrots, mutations and traits. Check the result against your in-game setup, or use observed cost and income in the payback tool.
Compare mutations from base income when you only need a mutation-only comparison.
Calculator Flow
Steal a Brainrot Income Calculator
Brainrot Income Calculator
Start here. Search by brainrot name or rarity.
Pick one mutation.
Choose luck or tap a preset.
Add traits to compare multiplier combinations.
Save this setup and compare multiple brainrots together below.

Base Cost: $130.0B
Rarity: Secret
Tier: Unknown
Availability: Available from the RNG Machine during Update 61.
Secret Brainrot
Key Features
Advanced Multiplier System
Estimate income from the listed mutation and trait combinations, then check the result against your in-game setup.
All Tiers Supported
Choose listed Brainrots across multiple tiers, including Secret and God. A missing entry does not mean a character is unavailable in game.
Batch Processing
Compare multiple brainrots simultaneously using the calculator's batch processing feature to calculate total collection income.
Mobile-Friendly
Use this Steal a Brainrot Calculator on mobile devices for quick in-game reference while playing.
How to Use
Open usage steps
- Search and select your desired brainrot using the calculator's search box.
- Choose one mutation type (Normal, Gold, Diamond, etc.) in the calculator - only one allowed.
- Select multiple traits (Taco, Asteroid, etc.) using the calculator - you can choose multiple.
- Set the server luck boost multiplier in the calculator if applicable.
- View the calculated total multiplier and income automatically displayed by the Steal a Brainrot Calculator.
Benefits
Open benefit details
- Estimate income with the listed Brainrot, mutation and trait values; compare the result with your in-game income.
- Use the calculator's batch processing to compare multiple brainrots and calculate total collection income efficiently.
- Compare collection income and its estimated cash payback using the listed base costs.
- Use observed in-game cash cost and income in the dedicated payback calculator when the listed defaults do not match your purchase.
FAQ
Open calculator FAQ
Which Brainrots can I select?
Search the listed entries, including Secret, God and event-related characters. This reference does not guarantee complete coverage of every new release or current availability.
How accurate are the income calculations from this calculator?
This is a fan-made reference model. Some listed factors and bonus assumptions may differ from current game behavior. Check your in-game income; use that observed rate in the payback tool when it differs.
Can I use this calculator on mobile while playing Steal a Brainrot?
Absolutely! The Steal a Brainrot Calculator is fully responsive and works great on mobile devices for quick reference during gameplay.
What if a new brainrot is released in Steal a Brainrot Calculator?
A new release may not appear immediately. Check the character and its income in game rather than treating a missing entry as unavailable.