Best 2026 Smartwatches for third-party app support

#1 Samsung Galaxy Watch 9
5.0

Third-party app support is excellent, with popular fitness, audio, navigation, and productivity apps available through Wear OS. That breadth is a major advantage over simpler fitness-first wearables.

Pros: software smoothness, wellness insights

Cons: battery life, charging speed

#2 Samsung Galaxy Watch Ultra 2
5.0

Third-party app support is excellent for a smartwatch, with useful Wear OS options such as Spotify, Strava and WhatsApp working directly on the watch. This breadth is a major advantage...

Pros: battery life, comfort

Cons: value for money, charging speed

#3 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: value for money, battery life

Cons: mapping and navigation, materials quality

#4 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: battery life, value for money

Cons: mapping and navigation, smartwatch features

#5 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: GPS accuracy, battery life

Cons: band quality, smartwatch features

#6 Apple Watch Ultra 4
3.5

The broad third-party app ecosystem can fill gaps in analysis and mapping, but some new power-saving workout features remain locked to Apple's native Workout app.

Pros: battery life, value for money

Cons: data privacy, comfort

#7 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, brightness

Cons: fit, third-party app support

#8 Amazfit Cheetah 2 Ultra
3.4

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

Pros: battery life, value for money

Cons: reliability

#9 Garmin Forerunner 170 Music
3.0

Streaming support is a mixed point: Spotify, Amazon Music, Deezer and some other services work well, but Apple Music’s absence is repeatedly called out as a meaningful limitation. Spotify offline...

Pros: value for money, GPS accuracy

Cons: mapping and navigation, third-party app support

#10 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: value for money, battery life

Cons: heart rate accuracy, third-party app support

#11 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: battery life, value for money

Cons: heart rate accuracy, comfort

#12 Apple Watch Series 12
2.0

Third-party workarounds for features Apple does not expose natively can be frustrating; heart-rate broadcasting was a particular complaint.

Pros: value for money, heart rate accuracy

Cons: data privacy

#13 Google Pixel Watch 5
1.5

Serious athletes repeatedly criticized the lack of direct support for external heart-rate straps and cycling sensors. Third-party workarounds exist, but reviewers did not consider them a substitute for native support.

Pros: software smoothness, style and design

Cons: value for money, wellness insights