Paid Surveys vs. Rewards Apps vs. Cashback: What’s the Difference?

If you look for ways to make a little extra money on your phone, you’ll run into three things that look alike: paid surveys, rewards apps and cashback sites. All three say you’ll “earn” something, and all three pay in balance, points or dollars. But they work very differently.

The short answer: surveys pay for your opinion, rewards apps pay for your attention (ads, games, downloads), and cashback gives you back part of what you already spent. The first two cost you time; cashback requires you to buy something. None of them is a paycheck. Here’s each one in detail, so you can choose with your eyes open.

All three at a glance

Paid surveys: you get paid for your opinion

Brands need to know what people think before they launch a product, an ad or a price. They commission studies, and part of what they pay for each valid response goes to the person who answered. We walk through the money trail in why brands pay for your opinion.

• What it asks: time, a complete profile and honest answers. You don’t spend anything.
• What you get: money for each completed survey. On Zona Encuestas, every invitation tells you how much it pays and how long it takes before you start, and you cash out to PayPal from US$5, with no fee.
• The limits: you won’t always qualify, some weeks bring few invitations, and reaching the minimum takes a while. It depends on your profile and where you live.

Rewards apps: you get paid for your attention

These apps hand out points for all sorts of tasks: watching a video ad, installing and opening another app, reaching a certain level in a game, signing up for a trial, walking, or sometimes taking surveys. You later redeem the points for gift cards or, in some apps, cash.

The money mostly comes from advertisers: a company pays to get someone to install its game or watch its ad, and the app shares part of that with you as points. Some also make money from the usage data they collect; what they do with it is in their privacy policy, which is worth reading.

• What it asks: time, attention and, often, permissions on your phone.
• What you get: points. A big number doesn’t mean much money: what matters is how many dollars they’re worth and the minimum you need to redeem.
• The limits: the tasks that pay the most points tend to be the longest (playing a game to a high level) or the ones that ask you to sign up for something, sometimes with a free trial that turns into a charge if you don’t cancel.

Cashback: you get back part of what you spend

Cashback sites and apps run on affiliate deals: when you shop at a store through their link, the store pays them a commission for sending you, and they pass part of it back to you. Many credit cards and banks offer cashback on purchases too.

Here’s what the ads rarely say: cashback isn’t earning money, it’s spending a little less. No purchase, no cashback. It only pays off if you were going to buy that thing anyway, at that store and at that price.

• What it asks: buying, and doing it through their link or app.
• What you get: a percentage of the purchase, which isn’t released right away: the store has to confirm the sale, and that can take weeks.
• The limits: if you return the item, the cashback is canceled; if your browser blocks tracking or you use a coupon the store doesn’t allow, the purchase may not be recorded.

The real risk with cashback

It’s not getting scammed. It’s buying things you didn’t need because “you get something back.” Paying 100 for something you weren’t going to buy to get a few back isn’t saving (those are made-up numbers, not from any store). If cashback nudges you into spending more, it’s costing you money.

What you give besides your time

• With surveys, profile data (age, location, habits) so you get studies that fit you. On a serious panel, answers are delivered in aggregate and without your name; more in what happens to your personal data.
• With rewards apps, possibly data about how you use your phone, depending on the permissions you accept. Check what they ask for and be wary if it’s more than they need.
• With cashback, your shopping history: what you buy, where, and how much you spend.

Red flags that apply to all three

• They ask you to pay to start or to cash out. In none of the three legitimate models does money flow from you to them.
• They promise steady income or “a full-time paycheck.” None of the three will pay your bills.
• They don’t say who’s behind them or how you get paid, or the minimum redemption is so high you never reach it.
• They ask for your password to your bank or PayPal, or for a code you got by text.

The full checklist is in how to tell a real panel from a scam.

Which one makes sense for you?

• Paid surveys, if you have spare moments, like giving your opinion and don’t want to spend anything. It’s extra money in exchange for time, and your profile has a big say in how many invitations you get.
• Rewards apps, if you’d be playing on your phone anyway and don’t mind ads. Check what the points are worth first.
• Cashback, only for purchases you’d already decided to make. It’s a way to pay a little less, not a way to earn.

They’re not mutually exclusive: you can take surveys on the bus and use cashback on the groceries you were buying anyway. What matters is knowing what you’re putting into each one. For realistic numbers on surveys, see how much you can really earn or try the calculator on our home page. And if longer studies like testing products at home interest you, we cover them in product testing and online focus groups.

The bottom line

Surveys pay for your opinion, rewards apps pay for your attention, and cashback returns part of what you spend. The first two take time; cashback takes a purchase, and it only saves you money if you were going to buy anyway. In all three cases it’s extra money, never a paycheck, and no legitimate service asks you to pay to get paid.