Varia™

Varia™

by Garmin

301 ratings
114 reviews
Free

Details

  • Released
  • Updated
  • May 12, 2020
  • July 6, 2026
Varia™ screenshot #1 for iPhone
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About

Enhance your cycling safety with real-time alerts for approaching vehicles. This app provides visual and auditory warnings, helping you stay aware of your surroundings. It also allows for video recording and incident detection when paired with compatible radar and camera devices.

Vehicle proximity alerts
Color-coded traffic indicators
Tone and vibration notifications
Video recording and photo capture
Automatic incident recording
Headlight and tail light configuration
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What users say

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What's New in Varia™

5.1.2

July 6, 2026

This version of the app features bug fixes and performance improvements to help you ride confidently with Varia.

User reviews

It definitely works as advertised

I only used it one time so far and it definitely works. I love that I can listen to my music and run a couple apps in the background. By running this app to let me know that cars are coming behind me by sound and visual. It definitely helps Keeping me safe .
And I use an iPhone 14 Pro Max it works great and only took five minutes to set up.
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Used to be great

Most recent software really downgraded. Used to run in the background no problem and duck your audio to play the car alert. The app now is only in background maybe 50% of the time and no longer supports reducing media sound just for the alert. Much less functional. Would also be great it if played an all clear tone, the way my wahoo head unit does when cars aren’t detected anymore. The rapidly approaching vehicle alert sounds too similar to the normal alert.
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Worked better in prior version

On February 18th the app updated and it now overpowers my music so that I can barely hear it any time the app is on. If I turn the volume up, I can hear the music, but the traffic notification sounds are unacceptably loud. Not sure if there is any way to adjust the volume of the notifications, but it should not take control of my iPhone sound level. Haven’t used the radar on my last two rides because of this software update. 😢
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The best app of 2025

This is the best app of 2025, and every single year into the future. Not only can this program/device/application notify users of possible accidents, or getting hit— it can also notify other gps units in cars. A true life saver. This program has one “best of” for the next decade.

It also pairs well with a bicycle gps unit (“lights off” feature).

-Austin
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Varia RCT rocks, but app is terrible

I use my Varia with a Wahoo Roam, and it’s fantastic in every way. I can then upload video using a usb c cable to my computer. But then there’s the app. The app is so slow it’s useless. Good thing you won’t need it, if you have a computer and a compatible gps.

Developer apps

User experience

🐞

Reported Bugs

3 issues

Incompatibility with older Varia models

Bug

Screen burn-in issues on some phones

Bug

Unreliable video recording and playback

Bug

Requested Features

4 requests

Apple Watch integration for alerts

Feature

Customizable alert sounds

Feature

Ability to control Varia light settings from app

Feature

More detailed vehicle information (speed, distance, etc.)

Feature

FAQ

What does the Varia app do?

The Varia app enhances cycling safety by alerting you to approaching vehicles behind your bicycle. It provides visual and auditory warnings, helping you stay aware of traffic. When paired with compatible Garmin Varia radar and camera devices, it also enables video recording and incident detection.

What are the key features of the Varia app?

Key features include real-time alerts for vehicles within 140 meters, color-coded traffic indicators (green, yellow, red), tone and vibration alerts, the ability to record videos and take photos, and automatic incident recording. It also allows configuration of compatible light modes.

Is the Varia app free to use?

Yes, the Varia app is free to download and use. There are no in-app purchases or advertisements mentioned in the provided description. However, it requires a compatible Garmin Varia radar device to function.

What devices are compatible with the Varia app?

The app is compatible with several Garmin Varia devices, including the Varia RearVue 820, Varia RVR315 Rearview Radar, Varia RTL515 Radar Tail Light, Varia RCT715 Radar Camera Tail Light, Varia eRTL615 Radar Tail Light for eBikes, and Varia Vue Camera Headlight.

How does the Varia app improve cycling safety?

The app significantly improves cycling safety by providing advance warning of approaching vehicles, allowing cyclists to react accordingly. The color-coded alerts offer immediate context about traffic situations, and the recording features can capture important footage in case of incidents.