Life & fun · alternatives · 2026

24 alternatives to Significant Otter

Tap your Apple Watch to share your mood with your partner 💑

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Significant Otter launched in 2020; newer entries below may have overtaken it.

1. 1
   BFF▲67

   Share your sensed Bitmoji with your BFF on your Apple Watch

   2021 · apps.apple.com · its alternatives →

2. 2
   Touch Me Touch Me▲75

   Exchange heartbeats with a stranger via Apple Watch

   2015 · its alternatives →

3. 3
   Aura▲106

   Simple mood tracker for Apple Watch

   2019 · apps.apple.com · its alternatives →

4. 4
   Keeper Relationship Tracker▲52

   Shows you how long you and your partner have been together.

   2024 · apps.apple.com · its alternatives →

5. 5
   Merge▲110

   TLDR: Merge finally brings the Apple Watch to Android. Unlock Apple Watch's cutting-edge health data on your Android phone, synced to any Health Connect compatible app. Get Android notifications on your wrist, reply to messages, control media playback, and more. Hi all! I've always believed the best hardware and the best platform should work together, regardless of who made them. Apple Watch has the most advanced health sensors, Android offers unmatched openness and flexibility, and there was no good reason these two couldn't coexist. So we built Merge for Apple Watch. Merge connects your…

   Feb 2026 · merge.watch · its alternatives →

6. 6
   Kit by Facebook▲60

   Keep in touch with friends from your watch

   2020 · apps.apple.com · its alternatives →

7. 7
   Tracker for iOS▲121

   Easily track your mood and energy levels.

   2017 · apps.apple.com · its alternatives →

8. 8
   PickleWatch▲109

   PickleWatch on Apple Watch: Your ultimate pickleball partner

   2025 · apps.apple.com · its alternatives →

9. 9
   Love & Noteit Widget By Sendit▲84

   Interactive widgets, iOS17 widget, love & noteit widget

   2023 · apps.apple.com · its alternatives →

10. 10
    Trello for Apple Watch▲121

    Organize anything, together, on your wrist.

    2015 · atlassian.com · its alternatives →

11. 11
    Nice▲182

    Track your sex life privately. Sync with your partner.

    Dec 2025 · its alternatives →

12. 12
    AURA Strap for Apple Watch▲86

    Measure hydration levels & body composition on your Watch

    2020 · promo.auradevices.io · its alternatives →

13. 13
    Noti▲97

    Smart safety necklace

    2020 · cde5.sa.com · its alternatives →

14. 14
    Human for Apple Watch▲167

    Real-time activity tracking with friends on the Apple Watch

    2015 · its alternatives →

15. 15
    Send Otter Love▲5

    Send otterly adorable text messages!

    2017 · its alternatives →

16. 16
    Cardiogram for Apple Watch▲114

    What's your heart telling you?

    2015 · cardiogr.am · its alternatives →

17. 17
    Calcium▲105

    Strong Bones & Teeth

    2025 · apps.apple.com · its alternatives →

18. 18
    Gentler Streak▲102

    Your one-stop shop for everyday health and fitness

    2023 · gentlerstories.com · its alternatives →

19. 19
    Bond▲77

    Send your loved ones a vibe with a lovely sound!

    2021 · bond-nu.vercel.app · its alternatives →

20. 20
    Wristcam - Made for WATCH▲145

    Lightweight camera system for WATCH

    2020 · wristcam.com · its alternatives →

21. 21
    addappt for Apple Watch▲78

    ‘Live’ contacts updated by friends with one tapp messaging

    2015 · site.addappt.com · its alternatives →

22. 22
    Watchfacely iOS▲116

    Share & download faces for your Apple Watch on watchOS 7

    2020 · apps.apple.com · its alternatives →

23. 23
    Calm for Apple Watch▲85

    Meditate from your wrist

    2015 · apps.apple.com · its alternatives →

24. 24
    Significant Otter▲4

    Make your relationship better!

    2018 · mailchi.mp · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →