Side-by-Side Comparison
| Metric | Extrabux | KidStart |
|---|---|---|
| Founded | ||
| Founded | 2006 older | 2007 |
| Headquarters | ||
| Headquarters | Not tracked yet | London, United Kingdom |
| Employees | ||
| Employees | 19 | 31 |
| Industry | ||
| Industry | E-Commerce, Fintech | CRM and Sales |
| Funding Stage | ||
| Funding Stage | Acquired | Equity Crowdfunding |
| Total Funding | ||
| Total Funding | Not tracked yet | $3.62M |
| Funding Rounds | ||
| Funding Rounds | 1 | 2 |
| Services | ||
| Services | Cashback and Rewards System, Affiliate Link Management, Coupon and Deal Aggregation, Partnership with Retailers | Not tracked yet |
| Target Customers | ||
| Target Customers | Online Shoppers, Bargain Hunters, Retail Partners, Global Consumers | Not tracked yet |
| Taxonomy | ||
| Taxonomy | Comparison Shopping Engine, Cash Back Services, Online Coupons, Price Comparison, E-commerce Platform, Discount Integration, Consumer Savings, Shopping Rewards, Online Retail, Discounted Purchases, Affiliate Marketing, Loyalty Programs, Retailer Partnerships | Loyalty Program, Savings Platform, Family Rewards, Shopping Club, Retailers, Online Shopping, Cashback Rewards, Child Savings, Trust Fund, Junior ISA, Affiliate Marketing, Parenting, Finance, Regulation |
| Website | ||
| Website | extrabux.com | kidstart.co.uk |
About Extrabux
Extrabux is a pioneering startup that leverages the synergistic fields of E-Commerce and Fintech to transform online shopping. Founded in 2006, Extrabux operates as a comprehensive comparison shopping engine that integrates discounts from cash back and online coupons, as captured in its slogan: "Com...
About KidStart
KidStart is a UK-based free shopping club that rewards families with money for their children when they shop at a wide range of retailers and service companies. Members can earn cash back at over 1,250 well-known retailers, including John Lewis, Mothercare, Amazon, and more. What sets KidStart apart...
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Funding, hiring, leadership and stack changes at Extrabux and KidStart — by email.
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Compiled from the BounceWatch company index. We last looked at Extrabux on 11 Feb 2026, and KidStart on 12 Sep 2024. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.