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If you're looking to save money on grocery shopping, check out one of these cash back or rebate apps.
MobiSave has rebates on food, household goods, and beauty products.
Bookmark deals using the flag icon, and then scan your receipts from any retailer to submit a claim.
Money is sent to your PayPal account within a few minutes.
And there's no minimum amount you need to cash out.
Ibota has deals from big retailers and supermarkets.
Select the plus symbol to redeem an offer, then scan your receipt and product barcode.
Within 24 hours, you'll get credit to your account, and you can cash out to Venmo, Paypal, or a gift card once you have a $20 balance.
The coupon app collects a variety of coupons, so you can show the cashier your phone to redeem them rather than a printout.
Crazy coupon lady collects deals from other apps, and aggregates them in one place.
Get tips on how to [UNKNOWN] Up your coupon game or brag about a great deal you got with other users.
In San Francisco, I'm Lexy Savvides, CNET.com for CBS News.