Black Friday has become synonymous with great deals, but many discounts are just for show. Without price history and alerts, it’s easy to fall for so-called “fake discounts.”

Specialized tools help you compare prices, set up alerts, and track a product until you find the best price. Platforms like Zoom, Buscapé, Pelando, and Méliuz show price history and highlight real coupons and cashback offers.

This guide brings together apps that actually work so you can shop smarter. You’ll learn how to use price history, set up alerts, and combine coupons with cashback to maximize your savings.

During sales, your strategy should change: bookmark items in advance, test discount coupons, and keep an eye out for price drops. This way, you’ll save time, avoid pitfalls, and keep more money in your wallet.

Key findings

• Use price history to determine whether the discount is worth it.
• Turn on alerts and save products to get notified when prices drop.
• Combine coupons and cashback to get more money back.
• Choose comparison sites and communities that curate reliable offers.
• Organize your accounts and lists so you don't miss out on Black Friday deals.

Why using apps for discounts and alerts can change the way you shop

Using the right tools turns the search for deals into an effective strategy. With historical data and notifications, you can make more informed decisions and save time.

Avoid “fake discounts” by checking price history and comparing prices

Price history shows when a price was inflated before Black Friday and then “drops.” This reveals whether the discount is genuine or just a gimmick.

When comparing prices across stores, it’s easy to see where the product is cheapest and whether any coupons are available. Choose apps that show the store’s reputation and delivery terms.

Get personalized alerts and don't miss out on flash sales

Set up alerts by product, category, or price limit to receive a notification as soon as the price reaches your target. With flash sales, every minute counts when it comes to getting a good deal.

Combine coupons and cashback It also offers cashback, making every purchase more cost-effective. Consolidating notifications into a few trusted apps creates a predictable and cost-effective experience.

Apps for deals: community, coupons, and real-time offers

Collective curation has become the best ally when it comes to hunting for discounts. Platforms with active users verify deals, display coupons, and reveal whether the price is truly a good deal.

Peeling

Peeling It's a community where users post and vote on discounts, coupons, and promotions. Comments help confirm their validity, and the favorites list saves deals worth checking out.

On Black Friday, there are exclusive coupons and flash alerts that notify you when a discount becomes available.

Promobit

Promobit It uses strict curation: only items with actual price drops are shown. You can follow stores and categories and receive alerts for specific items or retailers.

Black Friday Brasil

The app aggregates real-time coupons and deals from thousands of websites and various stores. It’s useful for filtering by category and enabling notifications for specific stores, saving you a lot of time.

Cholesterol

Cholesterol Focuses on deals and free games, perfect for those looking to save money. The community tests promo codes and shares step-by-step instructions on how to apply them.

Helpful tip: Follow brands and products, use the “coupon” filter, and combine coupons with cashback when available. This way, you’ll save money and time your purchases more effectively.

Compare prices for real: Zoom, Buscapé, and idealo

Compare prices Before finalizing your purchase, save time and money. Use each platform for what it does best and establish a quick checking routine.

Zoom

In Zoom, set the amount that you're willing to pay and set up alerts. The price history helps you avoid falling for artificial discounts.

The “Deals of the Day” feature fast-moving items, which are especially useful on Black Friday.

Buscapé

Buscapé compares the same product across hundreds of stores and displays coupons and cashback offers from participating stores.

Use customer reviews and filters for trusted stores to minimize risks when making a purchase.

ideal

Idealo provides trend analysis and tools to help you determine the best time to buy. This way, you can avoid impulse buying.

Combine idealo with Zoom and Buscapé: historical data and targets on Zoom, a wide range of retailers on Buscapé, and in-depth analysis on idealo.

Helpful tip: When comparing products, check shipping costs and payment options, and review the product specifications so you don’t end up paying extra for features you don’t need.

Coupons and browser extensions: maximize your savings

Finding valid codes in seconds is the difference between paying more and getting a real discount. Coupon extensions and services simplify the process and save time at checkout.

Coupon Site: coupons for online and brick-and-mortar stores, cashback, and an extension that detects promo codes

Coupon Site brings together more than 2,000 partner brands and distributes discount coupons for purchases on the website and in physical stores. The service is completely free Available on Android and iOS, but requires creating an account to save codes.

When you click “Get Coupon,” the code will be added to “My Coupons” and will be ready to apply at checkout. To receive cashback, enable the option before visiting the partner store; this ensures that the tracking system correctly returns a portion of your money.

The browser extension automatically detects coupons as you browse. This prevents you from trying expired codes and saves you time. There are options that include QR codes or codes to show at the checkout in physical stores.

Helpful tip: Combine discount coupons with cashback offers and other ways to save, such as free shipping. Trying out 2–3 codes via the extension on larger purchases can make a difference in the final price.

Cashback that goes straight back into your wallet: Méliuz and PicPay

Getting a portion of your money back changes how you decide what to buy. Cashback becomes a practical tool for saving money effortlessly.

Méliuz combines coupons with cashback at thousands of partner stores. The service is completely free on Android and iOS. Before paying, enable cashback and click on the store via the Méliuz link. Once the partner store confirms your purchase, the amount will be credited to your wallet Méliuz and can be redeemed according to the specified minimum amount.

PicPay

PicPay offers 3% cashback when you pay using your app balance and 5% when you use the QR code at Cielo terminals. Keeping a balance in the wallet It pays 102% of the CDI, which keeps your money working for you while you decide on your purchase.

Until: Compare the cashback offers from Méliuz and PicPay on the day of purchase. Sometimes a larger coupon from Méliuz outweighs PicPay’s rate—it would be a shame to overlook this. Create an account and track the status of your purchases until they’re approved so you don’t miss out on the credit.

Discounts at physical stores and on fuel: Abastece Aí and Shell Box

Small choices at the gas station can add up to significant savings over the course of a year. Today, there are digital options that turn filling up your tank into a source of discounts and credit.

Fill Up Here

No Fill Up Here, every R$1 earns you 2 or 3 km in rewards, depending on the gas station. These km can be redeemed as a discount on future fill-ups, providing discount directly on the price.

When you pay with the Ipiranga card through the app, you get an automatic 5% discount. Professional drivers receive special terms, which means more money in his pocket.

Shell Box

O Shell Box It's easy to redeem offers: download the app, open the menu, and tap “Enter promo code.” Enter the code, check “Active Benefits,” and pay at the gas station using the app.

These solutions work well in physical stores (gas stations). Keep the account and the card designed to save time at the register and compare which option is more profitable time — fixed or variable discount cashback.

Flyers, brochures, and special offers from retailers: Tiendeo and Shopfully

Bringing together offers from various retailers in one place makes it easier to decide what to buy first.

Tiendeo: Find information and deals from major retailers all in one place

O Tiendeo It features flyers from retailers such as MediaMarkt, Carrefour, Lidl, and Leroy Merlin. This makes it easy to compare prices and offers on everyday items.

Use filters by category and location to see options near you. This saves you a trip and saves time.

Shopfully: Weekly flyers and deals to help you plan your shopping

O Shopfully (Weekly Ads & Deals) features up-to-date flyers that help you plan your shopping in advance.

É completely free and convenient for keeping track of when an item goes on sale without having to visit each website individually.

Combine these flyers with price comparison sites and other services to see if the flyer price beats the online price.

By comparing flyers, you can identify the best time to buy recurring items and combine them with cashback promotions, helping you save even more money.

How to combine apps, set up alerts, and make the most of Black Friday all year round

Setting up a workflow with comparison tools and communities yields savings all year round.

Use Pelando, Promobit, and Black Friday Brasil to find discounts and product ideas. Check prices and past prices on Zoom, Buscapé, and idealo before making a purchase.

Enable alerts and set a target amount for each product. Combine discount coupons with cashback from Méliuz or PicPay to ensure you get money back when you complete your order.

Centralize your payments using cards or reward programs and track your cashback balance. Weekly routines—such as checking top picks, deals, and new coupons—lead to consistent savings.

Ultimately, discipline and validation turn Black Friday into a real opportunity. It’s not worth leaving money on the table.