Introduction

India has seen a growing influx of smartwatches and IoT devices. These devices have revolutionized the way we interact with technology in our daily lives. Smartwatches are no longer a luxury item—they have gone mainstream. With Apple, Samsung, Noise, boAt, and Fire-Boltt leading the charge, Indian consumers today use wearables for health tracking, voice calls without picking up the phone, messaging, and even mobile payments.

At the same time, IoT devices like smart meters, pet collars, car telematics, and medical alert pendants are becoming indispensable in homes, industries, and healthcare. A kid’s GPS wristwatch can be monitored in real time from anywhere. An IoT sensor in a farm or factory can send real-time data independent of the internet. In all these cases, a solid mobile network such as Jio SIM 4G/5G remains the backbone that keeps the device online, whether you’re in a metropolitan area or a rural village.

Jio’s Contribution to India’s Wearable & IoT Ecosystem

As one of India’s most available and fastest-growing telecom companies, Reliance Jio has led the way in propagating digital connectivity. In addition to conventional SIM cards for phones, Jio now supports:

• eSIM support for smartwatches (Apple Watch, Samsung Galaxy Watch, etc.)
• One Number Service for easy sharing between phone and wearable
• M2M (Machine-to-Machine) SIMs for IoT devices such as GPS tracking devices, medical devices, and smart home appliances

With its extensive 4G reach, low data tariffs, and 5G readiness rollout, Jio is powering India’s transition to a connected lifestyle, not merely for people, but for intelligent machines as well.

What is a Jio M2M SIM / eSIM?

With India going further into the age of connected technology, the demand for customized SIM solutions—apart from usual mobile usage—has risen. Jio has launched M2M SIMs and eSIMs designed specifically for devices that talk to each other automatically, like smartwatches, GPS trackers, and other IoT systems.

M2M (Machine-to-Machine) SIMs are custom-made SIM cards that enable devices to talk to one another or to central servers through a mobile network, without human intervention.

In contrast to normal SIMs in smartphones, M2M SIMs are:

• More secure and resilient
• Better able to withstand extreme environmental factors (e.g., temperature, vibration)
• Quite often built into the device itself or for low-power, low-data use cases**

They are commonly applied in:

• Vehicle GPS tracking and vehicle fleets
• Smart energy meters
• Remote sensors and alarms
• Health monitoring devices
• Asset tracking systems

eSIM vs Nano SIM: What’s the Difference?

Prime Use Cases of Jio M2M/eSIM

Jio’s M2M and eSIM solutions are specifically designed for intelligent and connected use cases, such as:

Smartwatches (Wearables)

• LTE-based Apple Watches, Samsung Galaxy Watches, etc.
• Call, message, and monitor health independently of a smartphone

Kids’ Smart Trackers

• Real-time GPS location sharing to parents
• SOS notifications and call barrier features

Health & Fitness Devices

• Heart monitoring, remote patient management, portable diagnostic equipment
• Securely sent data to the cloud or physicians

Smart Homes & Security

Door sensors, smoke alarms, and SIM-enabled CCTV cameras

Connected Vehicles

M2M SIMs facilitate GPS tracking, route planning, and engine diagnosis

Agriculture & Industry

Soil sensors, irrigation control systems, cold-chain temperature monitoring systems

Whether you require perpetual connectivity on your wrist or real-time monitoring of your logistics fleet, Jio’s M2M and eSIM solutions provide unbroken, smooth communication across devices.

Compatible Devices

Before you turn on a Jio eSIM or M2M SIM, it is important to make sure that your device is compatible with Jio’s network and services. Not all smartwatches and trackers do not support SIM capability, and even fewer are optimized for Indian telecom companies. Here’s what works—and what you should check before purchasing.

Jio offers extensive support for a broad array of LTE-based smartwatches that can function independently of your smartphone. These are:

Apple Watch (GPS + Cellular models)

• Series 3 to Series 9
• Apple Watch SE (Cellular)
• Apple Watch Ultra / Ultra 2
• With a Jio Postpaid iPhone with the Watch app

Samsung Galaxy Watch LTE Series

• Galaxy Watch 4 LTE
• Galaxy Watch 5 LTE
• Galaxy Watch 6 LTE
• Works on Android phones (Samsung & non-Samsung)

Google Pixel Watch (LTE model)

• Compatible with Android smartphones
• Needs support for eSIM and supporting Jio plan

WearOS Devices that support LTE

• Fossil, TicWatch, Noise (select models)
• Should support eSIM or have a nano SIM slot

Tip: Not every smartwatch available in the market supports cellular. Jio SIMs will not support Bluetooth-only products.

Support for Kids’ Smartwatches & GPS Trackers

Jio M2M or data SIMs can also be utilized in:

• Children’s GPS smartwatches (nano SIM supported)
• Safety wearables for elderly citizens
• Pet and asset trackers

Personal GPS devices with SIM card slots

Prior to activating Jio SIM on your IoT device or smartwatch, make sure that the following:

• Requirement Details
• LTE Support
• The device should support 4G LTE frequencies utilized by Jio (particularly Band 3, 5, and 40)
• eSIM Capability
• In case of using eSIM, the device should be capable of supporting GSMA-standard eSIM technology
• Unlocked Device
• Carrier-unlocked (not specific to an international carrier)

Device Requirements for Jio SIM Activation

Features & Benefits

1. Always-On Connectivity – Even Without Your Phone

• With a Jio eSIM or nano SIM, your smartwatch or IoT device is always connected to the internet, separate from your smartphone or Wi-Fi.
• Make and take calls (on eligible devices)
• Send/receive messages and alerts
• Use apps such as WhatsApp, maps, and health trackers from your watch directly
• GPS tracking and cloud sync even when your phone is turned off
• Ideal for fitness activities, emergencies, or when you’re away from your phone.

2. One Number Feature

• Jio provides a “Jio One Number” facility by which you can use one mobile number on both your smartphone and smartwatch.
• No need to have an extra number or SIM plan
• Smooth calling and messaging from either device
• Unified billing and notifications
• The feature is available for:
• Apple Watch (Series 3 and later – Cellular)
• Samsung Galaxy LTE Watches
• Requires a Jio Postpaid plan. Activation is done via the MyJio app or the Watch app.

3. Remote SIM Provisioning

• No need to insert a physical SIM card
• Scan a QR code or use the MyJio or Watch app to activate the SIM profile
• Fast, hassle-free setup in minutes
• This is particularly helpful for wearables that lack SIM slots or are tamper-proof devices, such as the Apple Watch.
• More convenient, greener, and tamper-proof than regular SIMs.

4. Secure, Reliable Jio 4G/5G Network

Jio’s huge mobile network guarantees:

• Pan-India 4G LTE coverage with expanding 5G rollout
• Tuned connectivity for low-power and low-data devices (such as trackers and sensors)
• End-to-end encryption and secure network design
• IoT devices such as security alarms, health monitors, and intelligent sensors demand ultra-high uptime and rapid data sync—something that Jio’s network provides even in semi-urban and rural regions.

How to Get and Activate a Jio SIM for Smart Devices

Regardless of whether you are using a high-end smartwatch or an IoT device such as a GPS tracker, having the correct Jio SIM and correctly activating it is the first step towards realizing its maximum potential. Here’s a painless, easy-to-follow step-by-step process for individual smartwatches and business/commercial-use IoT devices.

1. For Smartwatches (Apple Watch, Samsung Galaxy, etc.)

Jio supports eSIM-based activation for LTE-enabled smartwatches. This lets your watch connect to the Jio network without needing a physical SIM.

Apple Watch (Series 3 or later – Cellular): Activation Steps

• Ensure you’re on a Jio Postpaid Plan
• The One Number feature is only available for Jio postpaid users.
• Pair Your Apple Watch with iPhone
• Use the official Watch App on your iPhone.
• Go to: Watch App > Mobile Data > Set Up Mobile Data
• Log in using your Jio ID and password
• Activation prompts to follow
• Your eSIM profile will be downloaded onto your Apple Watch directly.
• Restart devices if necessary
• Your watch will have independent network access once activated.
• Apple Watch and iPhone need to be on the same iCloud account and in close proximity while setting up.

Samsung Galaxy Watch (LTE Models): Steps to Activate

• Install the Galaxy Wearable app on your phone
• Pair watch through Bluetooth and follow in-app instructions
• Select Mobile Plan > Add Mobile Plan
• Scan Jio’s eSIM QR code (offered by Jio Store or JioCare)
• Activate the eSIM profile on your watch
• Restart to finish the setup
• Samsung LTE watches support eSIM only with certain Android phones.

1. For IoT Devices (Trackers, Health Devices, Smart Sensors)

For IoT applications such as vehicle tracking, medical alerts, smart meters, or remote sensors, Jio offers customized M2M SIMs.

How to Obtain a Jio M2M SIM:

• Go to the closest Jio Store or authorized Jio Partner
• Share device details (type, use, compatibility)
• Submit documents with proper KYC
• Select available M2M/IoT plans
• M2M SIMs are not sold online for retail purposes; they are issued via Jio’s enterprise or IoT channels.

Jio SIM Plans for Smartwatches & IoT

Jio provides various plans, particularly for smartwatches, wearables, and IoT devices. Irrespective of your usage – casual, as a parent keeping your kid secure, or a business owner with hundreds of connected devices in hand – there is a plan to suit your requirements. And if you wants to know al about Jio Offers Free Wi‑Fi 6 Router & 4K Box – Full Details Inside ! Click here.

1. Data-Only Plans for Smartwatches & Wearables

For independent LTE-enabled smartwatches, Jio offers low-cost data-only plans. They are perfect for functions such as app syncing, GPS tracking, receiving alerts, and minimal browsing.

Standard wearable plans begin at ₹99 for 1GB with a validity of 28 days. The heavier users can go for 2GB or 5GB plans with longer validity periods ranging from ₹149 to ₹249. These plans are apt for smartwatches, fitness bands, and kids’ GPS watches.

Plan prices can differ, so it’s always better to look for updates in the MyJio app or in your local Jio Store.

2. One Number Add-On Plans

Jio One Number service lets you utilize the same mobile number on your watch and your phone. With this feature, you get effortless calling, messaging, and app alerts on your watch even if your phone is not within reach.

3. Custom IoT & M2M Pricing for Businesses

For business and industrial applications, Jio provides M2M (Machine-to-Machine) SIMs with tailored prices. These suit applications such as fleet tracking, smart meters, agriculture, healthcare monitoring, logistics, and manufacturing.

The pricing varies based on your business requirements—number of devices, volume of data needed, rate of communication, and network access. Plans can also come with features such as static IPs, private APNs, and centralized device management tools.

These plans are typically made available via Jio Business Solutions or from approved Jio partners.

Prepaid vs Postpaid Availability

The data-only wearable plans by Jio are available to both prepaid and postpaid users. Nevertheless, the One Number option is only accessible to users of Jio Postpaid since it calls for deeper integration of your main mobile number and your smartwatch.

M2M or IoT SIMs are usually provided for postpaid accounts in enterprise services, although some basic ones can be available in prepaid for personal wearables or trackers.

If you’re an individual user who wishes to remain connected while traveling, or if you’re a company rolling out hundreds of intelligent devices across locations, Jio’s adaptive SIM plans guarantee seamless connectivity based on your requirements.

Security & Privacy Implications

• Private APN Support for IoT: Jio provides private Access Point Names (APNs) and static IPs for enterprise-level M2M connectivity to keep sensitive data flows isolated and secure.
• User Privacy in Wearables: Jio-connected smartwatches function within India’s data privacy standards, and all SIM activations involve authenticated KYC.
• Remote Blocking: Stolen or lost devices with Jio SIMs/eSIMs can be remotely blocked by MyJio or Jio customer care, thus preventing misuse.

Future Outlook

• 5G Integration: Jio is launching 5G connectivity, which will have a huge impact on real-time sync, reduce latency, and unlock more sophisticated IoT applications (e.g., AR/VR wearables, intelligent hospitals).
• Expanded eSIM Support: More support for Android smartwatches and mid-range wearables with integrated LTE/eSIM support in the works.
• B2B & Industrial IoT: Jio is increasing its enterprise play with customized M2M solutions for industries such as logistics, agriculture, healthcare, and smart cities.
• Reasonable IoT Plans: Look out for new data packs emphasizing low-data, long-expiry plans for simple devices such as trackers, sensors, and alarms.
• Unified Device Management: Future platforms could encompass remote provisioning and analytics dashboards to manage hundreds of connected devices in a single console.

Conclusion

Smartwatches and IoT devices are now a reality, no longer futuristic tech—they’re integrated into our daily lives, from health monitoring to child security and industrial automation. Connected through the appropriate SIM connectivity, these devices become powerful, autonomous, and dependable.

Jio’s SIM offerings – data-only plans, eSIM compatibility, One Number integration, and M2M enterprise-level services – provide secure, seamless, and economical connectivity to this emerging ecosystem. If you’re a fitness enthusiast, a parent, a tech enthusiast, or a business owning connected assets, Jio has a plan and technology suitable for your needs.

As Jio expands its 5G network and IoT framework further, the future of smart living in India has never seemed brighter.

FAQs

1. Can I use a normal Jio SIM in a smartwatch?

If your smartwatch has a nano SIM slot and supports 4G LTE (compatible with Jio’s network bands), then yes—you can use a regular Jio SIM. However, for most premium smartwatches like Apple Watch or Samsung Galaxy Watch LTE, you’ll need an eSIM, which is activated digitally. For the best experience and full functionality, it’s recommended to use a Jio eSIM or M2M SIM tailored for wearables or IoT use.

2. Is the Jio SIM for smartwatches available for prepaid users?

Yes, Jio provides data-only plans for smartwatches and simple wearables on prepaid and postpaid. But the One Number service to share your main mobile number with your smartwatch (for calling and messaging) is only supported by Jio Postpaid users at present. If you require full mobile network features on both your devices, consider moving to a postpaid plan.

3. In case I misplace my smartwatch or IoT device that comes with the Jio SIM?

In case your phone gets stolen or lost, you need to contact JioCare or block the SIM/eSIM through the MyJio app to avoid misuse. In the case of eSIM users, the profile can be remotely deactivated and moved to a new device post-verification. If it’s a physical SIM (nano SIM), you will have to go to a Jio Store with valid identification for replacement.

4. How do I transfer my Jio eSIM to a different device?

Transferring your eSIM to another compatible device requires the following:

• Remove the eSIM profile from the old smartwatch (if feasible).
• Go to a Jio Store with the new device and your ID.
• Jio will provide a new eSIM profile QR code.
• Scan the code on the new smartwatch to enable the service.

As of now, this procedure needs to be carried out personally for security purposes, particularly for wearable devices associated with the One Number service.

5. Where can I find support for activation or troubleshooting?

You can find support as follows:

• Check the closest Jio Store for personal assistance for SIMs, eSIM configuration, and M2M-related queries.
• Contact JioCare at 198 from your Jio number.
• Refer to the MyJio app for plan information, SIM status, and eSIM request.
• For business/IoT assistance, reach out to Jio Business Solutions through their official website or B2B helpline.