Guide
Smart name badges vs event apps
Updated 25 October 2026
Six kinds of tools help people meet at events. The big difference is when they work: before the event, after two people have already met, or in the room while everyone's phone stays in their pocket.
Short answer
Use an event app for agendas and booking meetings. Use QR or NFC badges to swap details once two people have met. Use a proximity-matching badge to tell two people in the room that they should meet, and to give the night a theme and games.
The six options
| Tool | What it does | Works in the room | App needed | Examples |
|---|---|---|---|---|
| Event apps | Agenda, chat, suggested people to meet | With the app open | Yes | Brella, Whova, Swapcard |
| QR and NFC badges | Swap contact details by scan or tap | Once you've met | No | Blinq, Popl |
| Lead scanners | Exhibitors scan visitors' badges | At the booth | For exhibitors | RX Lead Manager, organisers' own apps |
| Tap-to-swap smart badges | Electronic badge that swaps contacts with a press and tracks booth visits | Once you've met | No | Bizzabo Klik, Grip |
| Phone "nearby" apps | Show who's nearby inside an app | With the app installed | Yes | IRL by Doodle |
| Proximity-matching badges | Both badges signal when two good matches are close | Yes, phone in pocket | No | NexSwap |
Why a badge does more in the room
Matching needs both people. In Cvent's benchmark of 2,032 events, 48.5% of attendees downloaded and logged into the event app. At that rate, only about 1 in 4 pairs (0.485 × 0.485 ≈ 24%) both have it. A badge replaces the lanyard, so close to every pair can be matched.
Source: Cvent Mobile App Benchmark Report, events using its CrowdCompass app from March to May 2017, reported by Business Travel News. Adoption means downloaded and logged in. Cvent has since cited 63%, which still leaves about 60% of pairs unmatched.
A badge is also part of the night. Everyone can see it, so it can do more than match people:
- Themes. The badge dresses for the event, like a murder-mystery case file instead of a plain name tag. See it
- Games. Matched pairs get a game for two on their badges, like Bae or Nay, two truths and a lie, or a trivia duel. See it
- Rounds. The organiser starts and ends the networking from the desk, and every badge follows. See it
When an app is the better choice
- Multi-day conferences where people need the agenda and session times.
- Online or hybrid events, where nobody shares a room.
- Booking meetings weeks ahead, like hosted-buyer programmes.
Apps and badges work well together: the app before and after the event, the badge in the room.
This idea isn't new
Badges that light up for matching people have been built before. Proxfinity's lit up when a match was 5 to 10 feet away, and LiGo's glowed the same colour for two people looking for each other. They showed that people like being told who to meet.
NexSwap builds on that. Setup takes a phone camera and one minute, matching runs on the badge itself, matched pairs get a game for two, and everyone's matches are waiting on their phone after the event. See how it works.
Questions
Do smart name badges replace event apps?
No. They do different jobs. Event apps are best for agendas and booking meetings before and after the event. A matching badge works in the room, while everyone's phone stays in their pocket. Many events use both.
Do attendees need to install anything for smart badges?
It depends on the badge. NexSwap needs no app: attendees scan the badge with their phone camera and fill a short web profile at check-in.
Are matching name badges new?
No. Badges that light up when two matching people are close have been built before, including Proxfinity and LiGo in the late 2010s. They showed that people like being told who to meet.
More ideas for your event: 12 networking event ideas that get people talking.
Try matching badges at your next event
NexSwap runs pilots in Singapore. We bring the badges and set them up at check-in.
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