IDW25 Alexa Smart Watch

Alexa works through the phone's connection, so the watch has to be paired and within Bluetooth range. Keep that in mind for a gym routine: the phone on the bench is fine, the phone in a locker two rooms away is not.

Voice commands that suit a training day:

• Timers and alarms: rest intervals, a plank countdown, a wake-up alarm on the wrist.
• Weather: decide on the jacket before the run.
• Quick answers: a unit conversion or a fact without unlocking the phone.
• Smart home: lights and plugs that already work with Alexa.

A speaker and microphone in the case handle calls over Bluetooth 5.3. You can answer and make calls, and contacts sync from the phone. Messages from WhatsApp, Telegram and Facebook appear on the 1.83-inch screen, but you read them rather than answer them.

Alexa does not replace the phone's own assistant for everything. It handles questions, timers and smart-home switches well; long dictation, navigation and messaging still belong on the phone. Knowing that split keeps the wrist quick and the expectations fair.

The screen is big for the price class. Over 100 faces live in the VeryFit app, and you can load a photo as the dial, so the watch can look sporty at the gym and plain at work.

Daytime tracking covers the usual fitness basics:

• Steps, distance and calories, logged from the moment you put it on.
• Continuous heart rate, with the history kept in the app.
• Stress readings and breathing prompts for a calmer afternoon.
• Cycle tracking for women who want reminders on the wrist.
• Sedentary reminders that nudge you to stand up.

For workouts there are more than 120 sports modes, covering basketball and climbing. Every workout saves its duration, heart rate and calories, and the report lands in VeryFit for comparison with last week.

Build the habit in small steps. Wear the IDW25 to bed for a full week before changing anything, then move one variable: lights out 30 minutes earlier, or no coffee after lunch. The next week's chart shows whether the change moved the deep-sleep bars.

Treat the numbers as trend lines. An optical wrist sensor on a budget watch is good at showing that today's walk pushed your heart rate higher than yesterday's. It is a wellness gadget rather than a clinical one, and it does not replace a chest strap for interval training.

More on reading these charts sits in the step and sleep accuracy guide.

1. Charge the watch until the battery icon is full.
2. Install VeryFit on an iPhone (iOS 9.0 or later) or an Android phone (Android 4.4 or later).
3. Open the app, allow Bluetooth, location and notification access, then search for the watch.
4. Approve the pairing prompt on both screens.
5. Accept the second Bluetooth prompt for calls, so audio routes to the wrist.
6. Pick your notification apps and a first watch face.

That second prompt matters. Data and calls use two Bluetooth links, and skipping one leaves you with alerts but no call audio. The full walkthrough, with fixes for a watch that keeps dropping, is in connecting a watch to iPhone or Android.

Battery life depends on how you use it. The IDW25-A quotes up to 7 days of regular use, or a month on standby, from its 300mAh cell; the IDW25D quotes 8 to 10 days. Daily calls, Alexa requests and 24/7 heart rate all pull that figure down.

• Lower the screen brightness a notch.
• Keep only the notifications you read.
• Charge on a fixed day each week to protect the streak.

The strap is 22mm wide, so a spare band for sweaty sessions is easy to find. See the strap size guide for fits.

Pick the IDW25-A if call and notification alerts matter most; its features name WhatsApp, Telegram and Facebook. Pick the IDW25D if a slightly longer quoted battery and a built-in torch tip the scale.

How it sits against its neighbours:

• The Fitpolo IDW13 adds blood oxygen and a 5-year guarantee on a 1.8-inch screen.
• The IDW26 is the round-face version of the same Alexa-and-calls recipe.
• The Yoever IDW20 stretches the quoted battery much further.

Both versions share the same weak spots. The case is plastic on the IDW25D, message replies are missing on both, and outdoor runs borrow the phone's GPS, so leave the phone at home and the route map stays empty. For a runner who trains without a phone, a GPS-equipped watch serves better.

Before buying, check three things: your phone's OS version, whether you need message replies (neither version sends them), and whether IP68 splash protection covers your routine. For pool training, look at a 5ATM band instead.