SplitShiftr
Edit Runs & Rides. Own Stats.
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
More bug fixes!
Take control of your activity data.
SplitShiftr is a powerful GPX editor for runners and cyclists who want full control over their activity files. Adjust splits, correct sensor data, and export a clean activity ready to upload anywhere.
Whether your watch recorded inaccurate pace, a GPS drift distorted your route, or a paused segment ruined your splits — SplitShiftr lets you fix it in seconds.
Key Features
Running & Cycling modes - Toggle between running (pace) and cycling (speed) for activity-appropriate editing.
Edit splits per kilometre - Adjust pace or speed for each segment or rebalance time across the activity.
Correct heart rate data - Offset, scale, or smooth heart rate readings affected by sensor errors.
Goal pace & speed calculator - Set a target time and automatically redistribute splits across the activity.
Edit activity metrics - Modify cadence, elevation, temperature, and other recorded values.
Remove pauses - Strip out breaks, stops, and paused segments to smooth your total time and get a clean, uninterrupted activity.
Route preview - Visualise your activity on a map and compare before and after changes.
Export GPX files - Download your edited activity and upload it to your training platform.
Fast processing - Edit and export most activities in under 30 seconds.
SplitShiftr works with GPX files from most running watches, cycling computers, and fitness apps.
Perfect for fixing:
• GPS drift
• Incorrect pauses
• Sensor spikes
• Split timing errors
• Activity recording glitches
• Long breaks inflating total time
SplitShiftr Pro
Unlock advanced editing tools and remove ads.
Pro features include:
• Unlimited GPX processing
• Per-split editing tools
• Advanced activity charts
• No ads
From £2.99/month or £19.99/year.
Subscription Information
• SplitShiftr Pro Monthly — 1 month — £2.99/month, auto-renewing
• SplitShiftr Pro Annual — 1 year — £19.99/year (£1.67/month), auto-renewing
• Payment is charged to your Apple ID account at confirmation of purchase
• Subscription automatically renews unless cancelled at least 24 hours before the end of the current period
• Your account will be charged for renewal within 24 hours prior to the end of the current period
• You can manage and cancel subscriptions in your App Store account settings after purchase
• Privacy Policy: https://jackbarrell.github.io/splitr-legal/privacy.html
• Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeveula/
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
More bug fixes
The developer, Jack Barrell, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Jack Barrell
- Size
- 5.8 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
User-Generated Content
- In-App Purchases
Yes
- ReRun Pro Annual ₱ 1,290.00
- ReRun Pro ₱ 199.00
- Copyright
- © Jack Barrell 2026