Best 2025 Garmin Smartwatches for third-party app support

#1 Garmin Tactix 8
4.8

Third-party app support was positively noted for easy route loading and AllTrails-connected navigation support.

Pros: battery life, durability

Cons: value for money, band quality

#2 Garmin Forerunner 970
4.2

Third-party app support was useful for watch faces, data fields, and niche apps, though reviewers did not equate it with a full smartwatch app store.

Pros: heart rate accuracy, GPS accuracy

Cons: battery life, value for money

#3 Garmin Instinct 3
3.8

Third-party app support is present and somewhat useful through Connect IQ, but the evidence is limited and not central to the watch’s appeal.

Pros: battery life, display quality

Cons: mapping and navigation, smartwatch features

#4 Garmin Forerunner 570
3.3

Third-party app support was useful but limited: Connect IQ adds apps and data fields, but trails watchOS and Wear OS.

Pros: heart rate accuracy, GPS accuracy

Cons: value for money, mapping and navigation

#5 Garmin Venu 4
3.0

Third-party app support was useful enough to boost the smartwatch side for one reviewer, but another stressed that the watch still lacks the extra apps found on fuller smartwatch platforms.

Pros: battery life, GPS accuracy

Cons: value for money, voice assistant quality

#6 Garmin fenix 8 Pro
3.0

Third-party app support was treated as a limitation compared with the Apple Watch ecosystem, especially the App Store.

Pros: LTE connectivity, battery life

Cons: value for money, safety features

#7 Garmin Venu X1
2.4

Third-party app support was a recurring weakness, with reviewers saying Garmin lacks Apple, Google, or Wear OS-style app depth.

Pros: display quality, comfort

Cons: battery life, value for money

#8 Garmin Vivoactive 6
2.2

Third-party app support is one of the most consistent weaknesses, with several reviewers saying Garmin lacks the breadth of Apple or Wear OS apps.

Pros: battery life, comfort

Cons: heart rate accuracy, sleep tracking accuracy

#9 Garmin Bounce 2
1.8

Third-party support is limited, especially for music. Amazon Music is the only offline service, and the lack of Spotify or broader app options frustrates many families.

Pros: smartwatch features, safety features

Cons: value for money, call handling