Comparison

Fartlek Interval Trainer vs Lightspeed Lift

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Fartlek Interval Trainer

This running app automatically detects spontaneous intervals during Fartlek runs, providing live color-coded feedback on your effort. It also functions as a powerful timer for structured workouts like HIIT and Tabata, offering detailed metrics and syncing with Strava and Apple Health.

Highlights
  • Auto-detection of Fartlek intervals
  • Live color-coded effort feedback
  • Structured workout timer (HIIT, Tabata)
  • Detailed interval metrics
  • Strava and Apple Health integration
  • Advanced effort level detection
Features
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Build the interval workout you want. Stay on target while you train. Then learn from every session. FiT is an interval timer and training companion for runners on Apple Watch and iPhone. Create classic intervals, HIIT and Tabata workoutsβ€”or run freely with automatic Fartlek interval detection. CREATE WORKOUTS YOUR WAY Build simple work-and-rest sessions or advanced workouts with warm-ups, cooldowns, repeated sets and multiple effort levels. FiT makes even complex sessions clear and easy to follow. STAY ON TARGET Color-coded feedback shows whether you’re on pace. Spoken coaching, audio and haptic alerts help you respond without constantly checking your deviceβ€”and spoken cues automatically match your chosen language. The Dual Progress Ring shows both your current interval and your overall workout progress at a glance. FARTLEK WITHOUT THE BUTTONS Switch to Fartlek mode and run by feel. FiT detects changes in your speed and automatically converts them into recorded intervals. No reaching for your device. No tapping between efforts. Just run. LEARN FROM EVERY WORKOUT See how each interval performed with detailed pace, heart rate, cadence and distance metrics. Compare workouts to understand how your performance changes over time. Personalized coaching insights use your workout data to highlight meaningful patterns and offer practical recommendations for future sessions. ADVANCED EFFORT TRACKING Advanced workouts can distinguish between sprint, hard, moderate and easy efforts, helping you create more varied sessions and analyze every effort afterwards. APPLE WATCH, IPHONE AND YOUR FITNESS APPS Train in your chosen language on Apple Watch or iPhone. Create and edit interval workouts directly on your watch, with controls for inserting, reordering and deleting interval groups. Save completed workouts to Apple Health and sync your sessions with Strava. KEY FEATURES β€’ Flexible interval timer for running, HIIT and Tabata β€’ Automatic Fartlek interval detection β€’ Dual-ring live workout progress β€’ Color-coded pace and effort feedback β€’ Localized spoken coaching, plus audio and haptic alerts β€’ Create and edit interval workouts on Apple Watch β€’ Detailed pace, heart rate, cadence and distance metrics β€’ Performance tracking for every interval β€’ Workout comparisons and personalized insights β€’ Sprint, hard, moderate and easy effort levels β€’ Apple Health and Strava integration β€’ Light and dark appearance Run free. Train smart. Learn from every session. SUBSCRIPTION TERMS FiT offers an optional auto-renewable subscription. Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage or cancel your subscription at any time in your Apple ID account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.iubenda.com/privacy-policy/39192677

About

Lightspeed Lift

Features
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Lightspeed Lift Australia is a user friendly app to allow therapists and clients to quickly determine how they set the LSL up based on their pre-determine % body weight lift they require in a training session

Screenshots

Fartlek Interval Trainer4 screens
Lightspeed Lift3 screens

Verdict

The call

The clearest difference is in-app purchases: Lightspeed Lift at none against Fartlek Interval Trainer's 4. Lightspeed Lift also leads on iOS requirement (11.0 vs 26.0). Fartlek Interval Trainer's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Fartlek Interval Trainer sells 4 in-app purchases, starting at $0.99 per month. Lightspeed Lift asks for nothing beyond the download.

UpkeepUpdate frequency

Fartlek Interval Trainer ships an update weekly, Lightspeed Lift every 2 months. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

Scorecard3 real differences Β· 5 level
Fartlek Interval Trainer versus Lightspeed Lift: the parameters behind the verdict, then further details
ParameterFartlek Interval TrainerLightspeed Lift
PriceFreeFree
Positive reviews75.0% of reviewsβ€”
Update frequencyWeekly β€” betterEvery 2 months
AdsNoNo
In-app purchasesYesNo β€” better
MonetizationFreemiumβ€”
DevicesiPhone, Apple WatchiPhone, iPad, iPod β€” better
Requires iOS26.011.0 β€” better
Further details β€” not scored
Size85 MB57 MB
Age rating4+12+
DeveloperRichard EnglishJCM Medical Supplies Pty Ltd

In-app purchases

4 purchases

Fartlek Interval Trainer

Subscriptions2
  • Monthly$0.991 Month
  • Annual7 Days trial$6.991 Year
One-time2
  • RemoveAds$0.99
  • Lifetime$14.99
None

Lightspeed Lift

No in-app purchases

Questions

Is Fartlek Interval Trainer free?
Fartlek Interval Trainer is free to download, with in-app purchases available.
Is Lightspeed Lift free?
Lightspeed Lift is free to download, with no in-app purchases.
Do Fartlek Interval Trainer or Lightspeed Lift have ads?
Neither Fartlek Interval Trainer nor Lightspeed Lift shows ads.
Which is updated more often, Fartlek Interval Trainer or Lightspeed Lift?
Fartlek Interval Trainer ships an update weekly, and Lightspeed Lift every 2 months. Most recently, Fartlek Interval Trainer was updated on October 9, 2026 and Lightspeed Lift on October 18, 2026.

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