Shop Best Open-Source Smartwatch

Sponsored
$0.00 now
$8.34/mo x 36
Apple Watch SE 2nd Gen (2022) - 40mm - Starlight Aluminum Starlight Sport M-L - AT&T
AT&T
$0.00 now
$8.34/mo x 36
Apple Watch SE 2nd Gen (2022) - 40mm - Starlight Aluminum Starlight Sport M-L - AT&T
AT&T
$0.00 now
$9.17/mo x 36
Apple Watch SE 2nd Gen (2022) - 44mm - Starlight Aluminum Starlight Sport S-M - AT&T
AT&T
$0.00 now
$9.17/mo x 36
Apple Watch SE 2nd Gen (2022) - 44mm - Starlight Aluminum Starlight Sport S-M - AT&T
AT&T
$128.98
$168.99
Smartwatch With Blood Glucose, Blood Pressure, ECG, And HRV Black
Likron Watches
Free shipping
23% off
$128.98
$168.99
Smartwatch With Blood Glucose, Blood Pressure, ECG, And HRV Black
Likron Watches
$107.95
$177.99
The Indestructible Smartwatch Buy-2-Get-60-Off-Black
lulidao
39% off
$107.95
$177.99
The Indestructible Smartwatch Buy-2-Get-60-Off-Black
lulidao
$99.99
$335.00
Blood Glucose Smart Watch ECG+PPG Heart Rate Blood Pressure Health Watches
Fnkstore
70% off
$99.99
$335.00
Blood Glucose Smart Watch ECG+PPG Heart Rate Blood Pressure Health Watches
Fnkstore
$59.99
Smart Watch For Men (Receive & Dial), 1.85" Full Screen Fitness Tracker For Android & IOS Phones With Call Blood Pressure Heart Rate Sleep Step
Amazon.com
2
Free shipping
$59.99
Smart Watch For Men (Receive & Dial), 1.85" Full Screen Fitness Tracker For Android & IOS Phones With Call Blood Pressure Heart Rate Sleep Step
Amazon.com
$49.99
Vital Fit Track Smartwatch - Top-Rated Fitness Tracker + Heart Rate Monitor + Sleep Monitor + Activity Tracker
Trusted Deal Source
Free shipping
$49.99
Vital Fit Track Smartwatch - Top-Rated Fitness Tracker + Heart Rate Monitor + Sleep Monitor + Activity Tracker
Trusted Deal Source
$68.98
$225.00
Nexus Pro Smartwatch Gold-Nexus Pro Smartwatch
exlirau
Free shipping
69% off
$68.98
$225.00
Nexus Pro Smartwatch Gold-Nexus Pro Smartwatch
exlirau
$21.69
$189.99
2025 NEW Smart Watch For Android And iPhone 1.96''Hd Screen Men Women's Ip68 Waterproof Fitness Tracker Bluetooth Calling (Answer/Make/Message),100 Sp
Walmart
88% off
$21.69
$189.99
2025 NEW Smart Watch For Android And iPhone 1.96''Hd Screen Men Women's Ip68 Waterproof Fitness Tracker Bluetooth Calling (Answer/Make/Message),100 Sp
Walmart
$29.99
Kinetic Pro Smartwatch
Savy Sells
$29.99
Kinetic Pro Smartwatch
Savy Sells
$99.00
Spade & Co Health Smartwatch 4 - Smartwatch For Men & Women, Heart Rate, Sleep & Spo2 Monitor, Pedometer, Fitness Tracker, Answer/Make Calls IP68
Amazon.com
13
Free shipping
$99.00
Spade & Co Health Smartwatch 4 - Smartwatch For Men & Women, Heart Rate, Sleep & Spo2 Monitor, Pedometer, Fitness Tracker, Answer/Make Calls IP68
Amazon.com
$69.99
Smart Watch For Men Fitness Tracker: Make/Answer Call Military Smart Watches For Men Digital Mens Watches Running Waterproof Smartwatch Android
Amazon.com
524
Free shipping
$69.99
Smart Watch For Men Fitness Tracker: Make/Answer Call Military Smart Watches For Men Digital Mens Watches Running Waterproof Smartwatch Android
Amazon.com
$89.99
Health Smartwatch 4
SpaceAndCo
$89.99
Health Smartwatch 4
SpaceAndCo
$69.99
Health Smartwatch 3
SpaceAndCo
$69.99
Health Smartwatch 3
SpaceAndCo
$79.99
Health Smartwatch 3 Rose Gold
SpaceAndCo
$79.99
Health Smartwatch 3 Rose Gold
SpaceAndCo
$36.99
$92.99
Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
Kiazure
60% off
$36.99
$92.99
Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
Kiazure
$19.99
$159.99
Smart Watch For Android And iPhone, 1.85 Inch Fitness Tracker, Men Women's Smartwatch With Answer/Make Calls/112+ Sports Modes/Message Reminder, Ip68
Walmart
87% off
$19.99
$159.99
Smart Watch For Android And iPhone, 1.85 Inch Fitness Tracker, Men Women's Smartwatch With Answer/Make Calls/112+ Sports Modes/Message Reminder, Ip68
Walmart
$86.00
$149.04
Glucose Watch: Top-Rated Blood Glucose Monitoring Smartwatch Black
Likron Watches
Free shipping
42% off
$86.00
$149.04
Glucose Watch: Top-Rated Blood Glucose Monitoring Smartwatch Black
Likron Watches
$57.98
$116.68
ECG Bracelet Blood Oxygen Blood Glucose Scientific Sleep HRV Smart Watch
rrsstore
50% off
$57.98
$116.68
ECG Bracelet Blood Oxygen Blood Glucose Scientific Sleep HRV Smart Watch
rrsstore
$89.99
Ultra Tough Smartwatch
Vernier
$89.99
Ultra Tough Smartwatch
Vernier
$22.79
$159.99
Mingdaln 2025 New 1.85-Inch Men Women's Smartwatch With Answer/Make Calls/100 Sports Modes/Message Reminder, Ip67 Waterproof Fitness Tracker For Andro
Walmart
3K+
85% off
$22.79
$159.99
Mingdaln 2025 New 1.85-Inch Men Women's Smartwatch With Answer/Make Calls/100 Sports Modes/Message Reminder, Ip67 Waterproof Fitness Tracker For Andro
Walmart
$95.00
$259.99
Trailblazer Pro Smartwatch W/ Earbuds Black Steel
exlirau
Free shipping
63% off
$95.00
$259.99
Trailblazer Pro Smartwatch W/ Earbuds Black Steel
exlirau
$37.79
$41.99
Smart Watch ESP32 Open Source E-Watch Wifi Bluetooth Programmable Watch E-Paper With Open Source Hardware And Software
Banggood
10% off
$37.79
$41.99
Smart Watch ESP32 Open Source E-Watch Wifi Bluetooth Programmable Watch E-Paper With Open Source Hardware And Software
Banggood
$49.99
$95.00
Itouch Air 4 Smart Watch, Rose Gold Blush
Kohl's
In store
158
Free shipping
Curbside
$49.99
$95.00
Itouch Air 4 Smart Watch, Rose Gold Blush
Kohl's
$81.00
$265.00
Nexus Pro Smartwatch Azure-NEXUS PRO + LIFETIME GUARANTEE
exlirau
Free shipping
69% off
$81.00
$265.00
Nexus Pro Smartwatch Azure-NEXUS PRO + LIFETIME GUARANTEE
exlirau
$299.99
Garmin Vivoactive 6, Black With Silicone Band Health And Fitness Smartwatch
Crutchfield
7
$299.99
Garmin Vivoactive 6, Black With Silicone Band Health And Fitness Smartwatch
Crutchfield
$41.99
Blood Glucose Monitoring Smartwatch | Smart Watch For Non-Invasive Blood Glucose Testing - Black
antsll
$41.99
Blood Glucose Monitoring Smartwatch | Smart Watch For Non-Invasive Blood Glucose Testing - Black
antsll
$119.95
$269.95
Commander Smartwatch
goneiy
Free shipping
55% off
$119.95
$269.95
Commander Smartwatch
goneiy
$44.50
$99.99
Blood Glucose Monitoring Smartwatch
Fnkstore
55% off
$44.50
$99.99
Blood Glucose Monitoring Smartwatch
Fnkstore
$46.99
$92.99
Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
rrsstore
49% off
$46.99
$92.99
Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
rrsstore
$85.95
$149.95
Delta Smart Watch Black Ops
goneiy
Free shipping
42% off
$85.95
$149.95
Delta Smart Watch Black Ops
goneiy
$86.44
$149.48
Samsung Glucose Watch: Top-Rated Blood Glucose Monitoring Smartwatch Black
Likron Watches
Free shipping
42% off
$86.44
$149.48
Samsung Glucose Watch: Top-Rated Blood Glucose Monitoring Smartwatch Black
Likron Watches
$49.99
Indestructible Smartwatch Pro Everlasting
Vernier
$49.99
Indestructible Smartwatch Pro Everlasting
Vernier
$39.90
$92.99
Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
Kuosn
57% off
$39.90
$92.99
Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
Kuosn
$75.00
$129.99
ECG Blood Sugar Blood Pressure Call Intelligent Health Management Smart Watch
Kiazure
42% off
$75.00
$129.99
ECG Blood Sugar Blood Pressure Call Intelligent Health Management Smart Watch
Kiazure
$39.99
$69.99
NEW For 2024! Women's Multi-Function Sports Smart Watch With Large 1.7" Display
rrsstore
42% off
$39.99
$69.99
NEW For 2024! Women's Multi-Function Sports Smart Watch With Large 1.7" Display
rrsstore
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    Shop Best Open-Source Smartwatch

    Sponsored
    $0.00 now
    $8.34/mo x 36
    Apple Watch SE 2nd Gen (2022) - 40mm - Starlight Aluminum Starlight Sport M-L - AT&T
    AT&T
    $0.00 now
    $8.34/mo x 36
    Apple Watch SE 2nd Gen (2022) - 40mm - Starlight Aluminum Starlight Sport M-L - AT&T
    AT&T
    $0.00 now
    $9.17/mo x 36
    Apple Watch SE 2nd Gen (2022) - 44mm - Starlight Aluminum Starlight Sport S-M - AT&T
    AT&T
    $0.00 now
    $9.17/mo x 36
    Apple Watch SE 2nd Gen (2022) - 44mm - Starlight Aluminum Starlight Sport S-M - AT&T
    AT&T
    $128.98
    $168.99
    Smartwatch With Blood Glucose, Blood Pressure, ECG, And HRV Black
    Likron Watches
    Free shipping
    23% off
    $128.98
    $168.99
    Smartwatch With Blood Glucose, Blood Pressure, ECG, And HRV Black
    Likron Watches
    $107.95
    $177.99
    The Indestructible Smartwatch Buy-2-Get-60-Off-Black
    lulidao
    39% off
    $107.95
    $177.99
    The Indestructible Smartwatch Buy-2-Get-60-Off-Black
    lulidao
    $99.99
    $335.00
    Blood Glucose Smart Watch ECG+PPG Heart Rate Blood Pressure Health Watches
    Fnkstore
    70% off
    $99.99
    $335.00
    Blood Glucose Smart Watch ECG+PPG Heart Rate Blood Pressure Health Watches
    Fnkstore
    $59.99
    Smart Watch For Men (Receive & Dial), 1.85" Full Screen Fitness Tracker For Android & IOS Phones With Call Blood Pressure Heart Rate Sleep Step
    Amazon.com
    2
    Free shipping
    $59.99
    Smart Watch For Men (Receive & Dial), 1.85" Full Screen Fitness Tracker For Android & IOS Phones With Call Blood Pressure Heart Rate Sleep Step
    Amazon.com
    $49.99
    Vital Fit Track Smartwatch - Top-Rated Fitness Tracker + Heart Rate Monitor + Sleep Monitor + Activity Tracker
    Trusted Deal Source
    Free shipping
    $49.99
    Vital Fit Track Smartwatch - Top-Rated Fitness Tracker + Heart Rate Monitor + Sleep Monitor + Activity Tracker
    Trusted Deal Source
    $68.98
    $225.00
    Nexus Pro Smartwatch Gold-Nexus Pro Smartwatch
    exlirau
    Free shipping
    69% off
    $68.98
    $225.00
    Nexus Pro Smartwatch Gold-Nexus Pro Smartwatch
    exlirau
    $21.69
    $189.99
    2025 NEW Smart Watch For Android And iPhone 1.96''Hd Screen Men Women's Ip68 Waterproof Fitness Tracker Bluetooth Calling (Answer/Make/Message),100 Sp
    Walmart
    88% off
    $21.69
    $189.99
    2025 NEW Smart Watch For Android And iPhone 1.96''Hd Screen Men Women's Ip68 Waterproof Fitness Tracker Bluetooth Calling (Answer/Make/Message),100 Sp
    Walmart
    $29.99
    Kinetic Pro Smartwatch
    Savy Sells
    $29.99
    Kinetic Pro Smartwatch
    Savy Sells
    $99.00
    Spade & Co Health Smartwatch 4 - Smartwatch For Men & Women, Heart Rate, Sleep & Spo2 Monitor, Pedometer, Fitness Tracker, Answer/Make Calls IP68
    Amazon.com
    13
    Free shipping
    $99.00
    Spade & Co Health Smartwatch 4 - Smartwatch For Men & Women, Heart Rate, Sleep & Spo2 Monitor, Pedometer, Fitness Tracker, Answer/Make Calls IP68
    Amazon.com
    $69.99
    Smart Watch For Men Fitness Tracker: Make/Answer Call Military Smart Watches For Men Digital Mens Watches Running Waterproof Smartwatch Android
    Amazon.com
    524
    Free shipping
    $69.99
    Smart Watch For Men Fitness Tracker: Make/Answer Call Military Smart Watches For Men Digital Mens Watches Running Waterproof Smartwatch Android
    Amazon.com
    $89.99
    Health Smartwatch 4
    SpaceAndCo
    $89.99
    Health Smartwatch 4
    SpaceAndCo
    $69.99
    Health Smartwatch 3
    SpaceAndCo
    $69.99
    Health Smartwatch 3
    SpaceAndCo
    $79.99
    Health Smartwatch 3 Rose Gold
    SpaceAndCo
    $79.99
    Health Smartwatch 3 Rose Gold
    SpaceAndCo
    $36.99
    $92.99
    Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
    Kiazure
    60% off
    $36.99
    $92.99
    Blood Sugar Blood Pressure Heart Rate Blood Oxygen Sleep Monitoring Waterproof Smartwatch
    Kiazure
    $19.99
    $159.99
    Smart Watch For Android And iPhone, 1.85 Inch Fitness Tracker, Men Women's Smartwatch With Answer/Make Calls/112+ Sports Modes/Message Reminder, Ip68
    Walmart
    87% off
    $19.99
    $159.99
    Smart Watch For Android And iPhone, 1.85 Inch Fitness Tracker, Men Women's Smartwatch With Answer/Make Calls/112+ Sports Modes/Message Reminder, Ip68
    Walmart
    $86.00
    $149.04
    Glucose Watch: Top-Rated Blood Glucose Monitoring Smartwatch Black
    Likron Watches
    Free shipping
    42% off
    $86.00
    $149.04
    Glucose Watch: Top-Rated Blood Glucose Monitoring Smartwatch Black
    Likron Watches

    • Top 10 Good Smart Watches of 2025 - Compare, Choose and Save

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