Best 2026 Smartwatches for third-party app support

#1 Garmin Forerunner 170
5.0

Connect IQ supports major services such as Spotify and YouTube Music plus a wide range of community apps and widgets.

Pros: recovery insights, fitness tracking accuracy

Cons: ECG functionality, call handling

#2 Garmin Forerunner 70
5.0

Completed workouts sync easily to services such as Strava and Apple Health. The broad integration makes Garmin data easy to use across a larger fitness setup.

Pros: step counting accuracy, app ecosystem

Cons: Bluetooth connectivity, pairing reliability

#3 Garmin Forerunner 170 Music
4.5

Connect IQ adds downloadable apps and watch faces, while services such as WhatsApp, Spotify, and Deezer broaden everyday usefulness.

Pros: music controls, pairing reliability

Cons: LTE connectivity, ECG functionality

#4 Amazfit Cheetah 2 Pro
3.9

Third-party support was strong for fitness platforms like TrainingPeaks, Runna, Intervals.icu and Strava, but weaker for streaming services and app breadth.

Pros: calorie tracking usefulness, durability

Cons: ECG functionality, size options

#5 Amazfit Balance 3
3.4

Fitness-service connectivity and data export are useful, but wrist-app support is limited. The absence of Spotify and the shallow app catalog keep it behind Apple Watch and Wear OS for...

Pros: battery life, watch face quality

Cons: activity auto-detection, LTE connectivity

#6 Amazfit Cheetah 2 Ultra
3.4

Third-party app support is mixed, with useful athlete integrations offset by a storefront lacking major apps.

Pros: software smoothness, flashlight usefulness

Cons: sleep tracking accuracy, ECG functionality

#7 Amazfit Active 3 Premium
3.0

Third-party app support is mixed, ranging from praise for TrainingPeaks-style integrations to disappointment over missing Coopah and Runna compatibility and limited app-store access.

Pros: pairing reliability, brightness

Cons: Wi-Fi connectivity, Bluetooth connectivity

#8 Amazfit T-Rex Ultra 2
2.3

Third-party app support was a clear weakness, with limited apps and missing golf support called out.

Pros: display quality, brightness

Cons: onboard music storage, size options