CASH-BACK COMPARISON
Best Brainiac Cash Back Rates
Brainiac is a retailer offering consumer goods and lifestyle products. Its selection supports shoppers seeking practical choices for everyday needs and personal interests.
Use this Brainiac cash-back page to compare public shopping-portal payouts before you click through. Rewards for Spending shows the best active rate we have for Brainiac, lists the other tracked programs side by side, and links you to the current winning portal so you can confirm the terms before shopping.
BEST TODAY
Best current rate
5%
cash back via Mr. Rebates
Shop via Mr. RebatesChecked within the last day.
FULL TABLE
All tracked offers
RATE HISTORY
Rate history
Best tracked cash-back rate over the last 90 days.
| Date | Best rate |
|---|---|
| 2026-07-03 | 5% |
| 2026-07-05 | 5% |
| 2026-07-06 | 5% |
| 2026-07-10 | 5% |
| 2026-07-11 | 5% |
| 2026-07-12 | 5% |
| 2026-07-13 | 5% |
| 2026-07-14 | 5% |
| 2026-07-15 | 5% |
| 2026-07-16 | 5% |
| 2026-07-17 | 5% |
| 2026-07-18 | 5% |
| 2026-07-19 | 5% |
| 2026-07-20 | 5% |
| 2026-07-21 | 5% |
| 2026-07-22 | 5% |
| 2026-07-23 | 5% |
| 2026-07-24 | 5% |
| 2026-07-25 | 5% |
| 2026-07-26 | 5% |
| 2026-07-27 | 5% |
| 2026-07-28 | 5% |
| 2026-07-29 | 5% |
| 2026-07-30 | 5% |
| 2026-07-31 | 5% |
| 2026-08-01 | 5% |
Rates change often - always confirm on the program site before you shop.