bac | باك vs QST قست
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
bac | باك
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Change how you pay, and multiply your money with bac! Bac is your smart wallet for purchasing digital Vouchers for your favorite brands and stores. It’s simple: Instead of paying cash or card directly at the store, buy a Store Voucher through the bac app, and get Instant Cashback deposited into your wallet. Why bac? * In-Store & Online: Maximum flexibility! Use your purchased Vouchers to pay at physical Store Branches or on the brand's Website/App. * Instant Real Cashback: The moment you buy a Voucher, the Cashback drops into your wallet immediately. * Simple Currency (Coins): No confusing points systems. At bac, 1 Coin = 1 SAR. Period. * Total Freedom: Use your earned Coins to buy your next Voucher immediately, or save them up for later. It’s your money. * No Expiration: Your Coins never expire. They stay in your wallet until you decide to use them. How it works? * Browse and select your favorite brand. * Buy a Voucher for the amount you need (e.g., 100 SAR). * Boom! Instant Cashback: (Example: If the Cashback is 10%, you instantly get 10 Points = 10 SAR added to your wallet). * Use the Voucher to pay at the cashier or online checkout. Download bac Now.. and shop smarter, online & offline!
QST قست
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QST is a shopping and installment management app designed to make purchasing products easier and more convenient. Browse available products, view product details and installment options, and choose the purchasing option that works for you. With QST, you can: • Browse products and categories • View product prices and availability • Review installment plans before purchasing • Track your orders and purchases • View upcoming installment payments and due dates • Receive payment reminders and important notifications • Receive updates when selected products become available • Manage your account directly from the app QST provides clear information about your installment schedule so you can easily follow completed and upcoming payments. Product availability, pricing, installment periods, and purchasing options may vary depending on the selected product.
Screenshots
Verdict
The clearest difference is update cadence: bac | باك at fortnightly against QST قست's every 6 weeks. On price, ads, in-app purchases and device support 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.
bac | باك ships an update fortnightly, QST قست every 6 weeks. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.
| Parameter | bac | باك | QST قست |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 117 MB | 51 MB |
| Age rating | 4+ | 17+ |
| Developer | Cashbac, CO. | hogr ali |
In-app purchases
bac | باك
No in-app purchases
QST قست
No in-app purchases









