Is there a good app for earn cashback and rewards?
Prime Gap: 51 apps already serve this, and 134 data points mined from real user reviews across 2 sources show where they fall short. Heavily used and done badly — the most disruptable kind of gap.
Data refreshed September 7, 2026 · scores recompute weekly as new reviews are mined, so re-check before you build.
What users complain about
The most common complaints behind apps that try to earn cashback and rewards, mined and clustered from real reviews:
| Complaint area | Type | Mentions | What a user said |
|---|---|---|---|
| cash back not credited | reliability | 4 | I don't always get cash back for the offers in my list |
| unclear how to redeem rewards | ux | 3 | How do you get to the Gift Cards you can purchase for your points. |
| cashback replaced by spend suggestions | missing-feature | 2 | that has stopped, and I only get cap suggestions, making me spend more more money |
| cashback not tracked | reliability | 2 | they couldn't find one even if you send the receipt and other proof of purchase |
| slow cashback | performance | 2 | the cash back is a little slow |
| low cash back vs competitor | other | 2 | It doesn’t give as much cash back as other similar apps |
| cashback stops after onboarding | missing-feature | 2 | later no money back and they are just doing to keep track of your payments |
| cash-back payout delay | reliability | 2 | have to wait months after placing an order... to access the cash back you earned |
| cash back not paid on large purchases | reliability | 2 | never get cash back on the larger purchases & just pennies on the smaller purchases |
| cashback eligibility | reliability | 1 | not eligible for cashback after earning 200+ |
| cashback paid on fraction of qualifying purchase | reliability | 1 | purchase $22 of groceries... I received cashback on four dollars and 17 cents |
| cash back is actually points - misleading | other | 1 | it said cash back but it is actually points. False advertising |
Apps that already serve this
| App | Rating | Ratings | Price |
|---|---|---|---|
| ShopBack: Cashback & Rewards | 3.9 | 482,904 | Free |
| TopCashback: Cashback & Offers | 4.5 | 12,773 | Free |
| Meniga Rewards: Cashback and o | 3.1 | 14,556 | Free |
| SpeedCash: Play & Earn Rewards | 4.7 | 2,170 | Free |
| Freecash - Get Paid Real Money | 4.7 | 133,956 | Free |
| Rakuten: Cash Back & Deals | 4.8 | 361,858 | Free |
| Tikoo: Watch Drama, Earn Cash | 4.6 | 3,751 | Free |
| Mistplay: Play Games Earn Cash | 4.5 | 59,082 | Free |
Should you build it?
Heavily used and done badly — the most disruptable kind of gap. Opportunity here scores 94 out of 100 — a function of demand, how crowded the field is, and how badly the existing apps perform. Use the live map to compare it against adjacent tasks.
Who has tried building this
| Project | Status | Stars | Stack |
|---|---|---|---|
| mint-cashback/frontend | active | 2 | TypeScript |
Open-source projects that attempted this task — active ones show today's bar; abandoned ones are a signal to validate why earlier attempts died.
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