For restaurants, review volume compounds fast — most diners check a place's rating before they even decide to walk in, and a few extra reviews a week can meaningfully move your position on Maps. A Google review QR code is the cheapest, fastest way to capture that, but where you put it and when you ask matters almost as much as having one at all.
Table tent vs. receipt vs. check folder
All three work, but they convert differently. A table tent gets scanned mid-meal or right after, when the experience is still fresh but before the bill has arrived — good for casual and fast-casual spots. A code printed on the receipt or tucked into the check folder catches guests at the exact moment they're deciding whether the meal was worth it, which tends to convert best for full-service restaurants.
Time the ask around the meal, not the visit
The best moment to prompt a review is right after the food arrives and the table is visibly enjoying it, or right as the server drops the check on a table that cleared their plates. Asking at the door on the way out works too, but it's a weaker moment — guests are already thinking about their next stop.
Give diners a starting sentence
Most people don't sit down to write a restaurant review; they meant to and then didn't. A funnel that generates a short, editable line based on their star rating — "great service," "generous portions," "loved the [dish]" — turns intent into a posted review because the guest only has to tap, not compose.
Route a bad night away from Google first
A slow kitchen night or an order mix-up shouldn't become your next public 2-star review if it can be resolved at the table or with a follow-up call instead. Sending lower ratings to a private feedback form first protects your public rating while still capturing the feedback you need.
Train every shift, not just the owner's shift
QR codes on the table only work if servers mention them. Build it into pre-shift routine — a quick reminder at the server meeting, or a line on the check presenter itself — so review requests happen consistently across every shift, not just when the manager is on the floor.
Watch which location and shift performs
If you run multiple locations, funnel analytics showing scans-to-reviews by location tell you where the ask is landing and where it's being skipped, so you can coach the specific team instead of guessing.
The bottom line
A Google review QR code works for restaurants when it's placed at the right moment in the meal, paired with a short verbal or printed prompt, and backed by a funnel that makes writing the review effortless. Get those three right and review growth becomes a habit built into service, not a one-off campaign.