Checkout 51 vs Qatom Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Checkout 51
This app offers cash back on groceries, gas, and prescriptions by simply uploading photos of your receipts. Discover new deals weekly on everyday items and popular brands, and earn rewards at participating gas stations. It's an easy way to save money on your regular purchases.
- Cash back on groceries
- Gas rewards and savings
- Prescription savings card
- Earn from online offers
- Upload receipt for rewards
- Weekly new deals
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Checkout 51 is a Cash Back app that saves you tons of money on your favorite brands, groceries, and necessities. New fuel rewards offer smart drivers cash back on gas too! Find grocery offers, fuel rewards and save money with coupons and Cash Back! New deals are available every week on everyday items and can be used at all your favorite stores. Gas cash back? Members can earn up to 25¢/gallon on gas purchases. Earn Cash Back at gas stations like Shell, Chevron, BP, Exxon, Mobile, etc. Earn Cash Back on Gas every time you fuel up! Cash back rewards are right at your fingertips. Get grocery promo savings, cash back offers and more right from your phone. Cash back offers are easy to redeem, just snap a photo of your receipt and earn cash back rewards. Save money with these simple steps: 1. Buy things you need at any store 2. Add offer to your C51 list 3. Upload a photo of your receipt to redeem your offer 4. Earn cash rewards! Get the savings app that gives cash back on everyday items today with Checkout 51! Savings apps mean no more: - Couponing books that waste paper - Searching everywhere for the brands you love - Coupon clipping before shopping Here’s how Checkout 51 can save you money today: Grocery — New offers are added every Thursday! We have savings on your favorite items like bread, eggs, snacks and more! And from top brands like Nivea, Welch’s, Bounce, Triscuit, and more! Gas — Earn on gas at participating stations, check the map to find one near you! Prescription — Save on your prescriptions with our Checkout 51 Prescriptions Card, powered by CleverRx. Surveys — Now you can earn free cash back, every day with surveys! Online offers — Save on participating retailers online when you shop through the Checkout 51 app. & More: It’s simple, we help you make money in your day-to-day life, however you choose to spend it. Ready to start earning? Earn Cash Back Instantly from Your Receipt: - Tap your offers, save your receipt, upload a picture of it and earn Cash Back - Cash out once you reach $20 in savings - View savings balance any time! Gas Rewards - Earn cash back rewards when you fill up your tank - Fuel rewards at the gas stations you frequent - Gas rebates to save at the pump - Gas prices comparison to help you find the best deal on gasoline - You have 4 hours from the time you add the offer to fill up your tank, so only add offers when you’re ready to get gas. Note: all gas offers must be purchased with a debit or credit card. - Upload your receipt within 24 hours. Cash Back at your Favorite Stores: - Rewards and money back from your favorite stores - Cash Back savings! Earn from: Walmart, Target, CVS, Kroger, Safeway, Walgreens, HEB, Publix, Costco, Whole Foods, Sam’s Club, Babies R Us and more! Savings apply wherever you shop! - Save the offers that interest you to help quickly find them later Stop coupon hunting and earn Cash Back on everything from grocery to household items. Save money and time with Checkout 51 to put more savings in your wallet! Checkout 51 uses your location minimally while in the background to deliver in-store offers to you at the right time. Note that continued use of GPS running in the background can dramatically decrease battery life. For support, please contact us at: https://www.checkout51.com/contact California Residents: Please follow this link to exercise your right to opt out of the sale of your personal information under the California Consumer Privacy Act - "Do Not Sell My Personal Information" [www.checkout51.com/CCPA-do-not-sell.]
Qatom Authenticator
Enhance your online security and convenience for TAPP activities. Approve TAPP events directly from your mobile device to validate your intent and access linked assets. This two-factor verification system keeps your online activity and assets safe and secure.
- Two-factor verification
- Approve TAPP events directly
- Access verified assets
- Manage TAPP passes and gift cards
- Load verified assets to TAPP accounts
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The Authenticator app adds a layer of security and improved conveinience to your online TAPP activity. When you encounter a TAPP event online while using your mobile device, you will be automatically directed to your TAPP Authenticator. Just click approve to validate your intent and return back to your online TAPP event. You will find your verified assets linked and accessible in the TAPP experience. The two factor verification ensures that your assets and online activity remains safe and secure, Set up your TAPP accounts by entering your TAPP account email(s) and entering the one-time verification code you will receive in your email inbox. View your TAPP passes, gift cards, and assets Load verified assets to your TAPP account(s).
Screenshots
Verdict
The clearest difference is rating: Qatom Authenticator at 5.0 against Checkout 51's 4.0. Qatom Authenticator also leads on monetization model (free vs free with in-app purchases). Checkout 51's advantage is ratings volume (6.5K vs 2) and device support (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Qatom Authenticator holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Checkout 51 has 6.5K ratings behind it against 2, so its average is the more settled of the two.
Checkout 51 ships an update every 6 weeks, Qatom Authenticator monthly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | Checkout 51 | Qatom Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (6.5K ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 40.3% of reviews | — |
| Number of ratings | 6.5K — better | 2 |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 106 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | Checkout 51 Mobile Apps ULC | TODAQ Financial Inc |
Customer experience
Checkout 51
Qatom Authenticator
Bugs and requests
Checkout 51
Reported bugs
4 issues- Receipts not properly processed
- Offers disappearing too quickly
- App crashes and freezes
- Login and account issues
Requested features
6 requests- More variety of everyday grocery items
- Faster payout options (e.g. PayPal)
- Clearer communication on offer limits and policies
- Improved user interface and navigation
- Ability to scan barcodes for verification
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- Expand to non-grocery categories (clothing, toys, etc.)
Qatom Authenticator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Checkout 51
No in-app purchases
Qatom Authenticator
No in-app purchases
Questions
Is Checkout 51 free?
Is Qatom Authenticator free?
Which has better reviews, Checkout 51 or Qatom Authenticator?
Do Checkout 51 or Qatom Authenticator have ads?
Which is updated more often, Checkout 51 or Qatom Authenticator?
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