Blog
Guides and tips for turning your activity data into great-looking photos and videos.
September 2026
Geometry Calculator vs AI Video Bike Fit: Which One Do You Need?
A geometry calculator answers 'will this bike fit me and what should I change'. An AI video fit like MyVeloFit answers 'how am I actually sitting on it'. Here's which question you have, and when you need both.
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A Free Alternative to the Competitive Cyclist Fit Calculator (2026)
The Competitive Cyclist fit calculator has barely changed since 2007. Here's what it does well, where it falls short, and a free alternative that checks a real bike's geometry instead of guessing frame numbers.
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Bike Fit Calculator: Frame Size, Saddle Height, Stem & What to Adjust (Free)
Enter your body measurements and a bike's geometry to see how it fits you, which saddle height, stem and spacers to start from, and what to adjust on a bike you already ride. Works across brands from stack and reach. Free, browser-based.
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June 2026
How to Analyze a GPX or FIT File Online (Free)
Upload a GPX or FIT file and get power zones, heart-rate zones, splits, best efforts, and segment detection, computed in your browser, no account, nothing uploaded.
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GPS File and Video Timestamps Don't Match? How to Sync Them
Your action camera stamped the wrong date on a clip, so the GPS overlay won't pair? Shift your GPX or FIT timestamps to match the video, free, in your browser.
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How to Turn a GPX File Into an Image (Route Map + Stats)
Convert a GPX route into a shareable image, route map plus distance, time, elevation, and pace, exported as JPG or PNG. Free, browser-based, no account.
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How to Add a Strava GPS Overlay to Your Video
Export your Strava activity as GPX and overlay live speed, map, elevation, and heart-rate gauges on your ride or run video, free, no DashWare, runs in your browser.
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May 2026
Best Dashware Alternative for Mac (Free, No Install)
Dashware never supported Mac. Here are the best free alternatives for adding GPS speed, map, and heart rate overlays to your videos on macOS, including one that runs entirely in your browser.
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Best Dashware Alternative in 2026: Stamptivity
Dashware is discontinued and no longer works on modern systems. Here's the best free Dashware alternative for GPS video overlays, no install, works on Mac and Windows.
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Garmin GPS Data Video Overlay - Add Speed, HR & Map to Your Videos
Have a Garmin watch or bike computer? Here's how to export your FIT or GPX file and overlay live GPS stats onto your cycling, running, or skiing videos, free, no install.
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GoPro GPS Overlay Tutorial: Add Speed, Map & Heart Rate to Your Videos
Step-by-step guide to overlaying GPS data onto GoPro footage, speed, heart rate, elevation, and moving map. Works with Hero 8, 9, 10, 11, 12, and 13. Free, no install needed.
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How to Add GPS Overlay to YouTube Videos (Speed, Map & More)
Want to show speed, heart rate, and live map on your YouTube cycling or running videos? Here's the exact workflow, free, no watermark, exports ready for YouTube upload.
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GPX Studio vs Stamptivity: Different Tools for Different Jobs
GPX Studio and Stamptivity both work with GPX files, but they do completely different things. Here's what each tool actually does and which one you need.
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GPX to Video Overlay Online - No Install Required
Add live GPS gauges to your video using a GPX file, entirely online, no software to install. Works on Windows, Mac, and Linux. Free, no watermark, no account needed.
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GPS Telemetry Overlay for Track Day & Motorsport Videos
Add speed, G-force, lap time, and map overlays to your track day or motorsport videos. Compare tools from free browser-based options to professional telemetry software.
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How to Add GPS Overlay to Running Videos (Pace, HR & Map)
Add live pace, heart rate, and map to your running videos, race recaps, training footage, and trail runs. Free browser-based tool, works with Garmin, Strava, Apple Watch, and more.
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GPS Speed Overlay for Ski & Snowboard Videos - Free Tool
Add real-time speed, elevation, and slope data to your ski and snowboard videos. Works with GoPro, Insta360, Garmin watches, and any GPS-enabled device. Free, browser-based.
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Stamptivity vs GoPro Quik: Which GPS Overlay Tool Should You Use?
GoPro Quik and Stamptivity Overlay both add GPS data to videos, but they work very differently. Here's when to use each, and when the difference matters.
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Stamptivity vs RaceRender: Which GPS Overlay Tool Is Right for You?
Stamptivity and RaceRender both overlay GPS data on video, but they target very different users. Here's the honest comparison to help you pick the right tool.
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GPS Overlay for Water Sports Videos (Surfing, Kitesurfing, Kayaking)
Add live speed, distance, and route map to your surfing, kitesurfing, windsurfing, and kayaking videos. How to record GPS on the water and overlay it on your footage.
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Best Free GPS Video Overlay Tools in 2026
Compare the best free tools for adding GPS speed, map, and heart rate overlays to cycling, running, and skiing videos, no subscription required.
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DJI Osmo Action GPS Overlay - Free, All Models Including Action 6
DJI Osmo Action 3 through 6 all record GPS in the SRT file. Turn it into a live speed, elevation, and map overlay on your footage, free, browser-based, no install.
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GPX File Not Working? How to Fix Common GPX Problems
GPX file won't load, shows wrong data, or has no GPS coordinates? Here's how to diagnose and fix the most common GPX file issues.
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How to Add Cycling Power Data Overlay to Your Video
Show live watts, power zones, and W/kg on your cycling videos. How to get power data from your FIT file and overlay it on footage, free and browser-based.
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Insta360 GPS Overlay: Free Speed & Map Tool
Insta360 X3, X4, X5, Ace Pro, and GO 3 all record GPS you can turn into a live speed, elevation, or map overlay, free, browser-based, no install.
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Action Cameras With GPS: GoPro, DJI, Insta360 (2026)
GoPro Hero, DJI Osmo Action, and Insta360, which models actually have GPS? Full breakdown of what they record, accuracy comparison, and how to get overlays on your footage.
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How to Make a Cycling YouTube Video with GPS Stats Overlay
Add live speed, heart rate, elevation, and a moving map to your cycling videos before uploading to YouTube, free, browser-based, no Premiere or DaVinci needed.
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How to Add Stats to Your Hiking Photo - Distance, Elevation, and Route Map
Turn your hiking photo into a shareable card with distance, elevation gain, time, and your GPS route, free, browser-based, no app install.
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How to Export GPX From Apple Watch - 3 Free Ways
Apple Watch has no built-in GPX export. Here's how to get your run, ride, or hike out as a GPX file in minutes, 3 free apps, no computer needed.
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How to Export GPX or FIT from Coros
Export your Coros activity as a GPX or FIT file from the Coros app or web portal, then use it to create stats photos, video overlays, and more.
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How to Export GPX from Polar Flow (2026 Guide)
Every activity synced to Polar Flow can be downloaded as a GPX with GPS, heart rate, and speed included, here's exactly where to click, free and no extra app.
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How to Create a Triathlon Race Stats Card for Social Media
Turn your triathlon GPS data into a shareable stats image, swim, bike, run distance, total time, elevation, and route map. Free and browser-based.
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Free Dashware Alternative for GPS Video Overlay (2026)
Dashware is no longer available. Here are the best free alternatives for overlaying GPS speed, map, and heart rate gauges on your cycling or running videos.
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GoPro GPS Overlay - Add Telemetry to Your GoPro Cycling or Running Videos
GoPro records GPS and speed data inside every video. Here's how to extract it and overlay live gauges, speed, heart rate, map, elevation, onto your footage.
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How to Compare Two Cycling or Running Activities Side by Side
Load two GPX or FIT files and compare distance, speed, elevation, heart rate, and route, synced on a shared timeline. Free and browser-based.
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How to Add GPS Data Overlay to Your Cycling or Running Video
Add live speed, heart rate, elevation, and a moving map to your activity videos, synced to your GPS data. Free and browser-based, no software install needed.
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How to Merge Multiple GPX or FIT Files Into One
Combine split activities, multi-day routes, or separate ride segments into a single GPX file, free, browser-based, no account needed.
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How to Convert a FIT File to GPX, TCX, JSON, or CSV
FIT files from Garmin or Wahoo can't be opened everywhere. Here's how to convert them to GPX or other formats, free, no account, runs in your browser.
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March 2026
How to Create an Activity Stats Card for Social Media
Make a custom fitness stats card with your distance, pace, elevation, and route map, sized for Instagram, TikTok, or Twitter. Free and no account needed.
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GPX Photo Overlay - How to Add Your Route and Stats to Any Photo
Learn how to overlay your GPX route and activity stats, distance, speed, elevation, directly onto a photo. Free, browser-based, no app install needed.
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How to Add Your Running Stats to a Photo
Overlay your run data, pace, distance, heart rate, elevation, onto any photo. Create a running stats card for Instagram, TikTok, or any platform. Free.
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How to Add Activity Stats to Your Cycling Photo
A complete guide to overlaying your ride data, distance, speed, elevation, and more, directly onto your cycling photos. Free, no app install needed.
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How to Share Your Strava Ride on Instagram with Stats
Go beyond the Strava screenshot. Overlay your actual ride data on a real photo and share it on Instagram, free, no app required.
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How to Export a GPX File from Komoot
Learn how to download your Komoot hike, ride, or run as a GPX file to use with Stamptivity for custom activity stats overlays on your photos.
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Export GPX from Wahoo ELEMNT: Step-by-Step Guide
Download your Wahoo ELEMNT ride as a GPX file in minutes. Works with all ELEMNT models. Use it for GPS video overlays, stats cards, or route analysis.
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How to Export a GPX File from Garmin Connect
A step-by-step guide to downloading your Garmin activity as a GPX file, ready to use with Stamptivity for custom activity photo overlays.
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How to Export a GPX File from Strava
Step-by-step guide to downloading your activity as a GPX file from Strava, so you can overlay your stats on any photo with Stamptivity.
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