Best SMS & OTP platforms in India (2027)

India buyer's guide

SMS marketing platform in India: prices, free plans and how to choose

An SMS marketing platform lets an Indian business send promotional offers, transactional alerts and OTPs to customers' phones in bulk, from a registered sender ID. In India that job is shaped by TRAI's commercial communication rules: every sender must be registered on a DLT platform, every message body must match an approved template, and promotional traffic is blocked for numbers on the do-not-disturb registry or outside permitted hours.

The difference between a good and a poor platform shows up after the first campaign. Good ones make DLT header and template mapping painless, report real delivery status from the operator rather than just 'submitted', separate transactional and promotional routes properly, and handle opt-outs automatically. Weak ones hide failed deliveries, lose credits when a template is rejected, and leave you chasing support when a telecom operator changes its scrubbing rules.

Best SMS marketing platform in India: verified comparison

Judge an SMS platform on delivery, not on the price per credit. Send the same approved template to a test list spread across Jio, Airtel, Vi and BSNL numbers and compare operator-level delivery reports and latency. Check how the tool links your DLT entity ID, headers and content templates, whether it flags a variable mismatch before sending, and whether OTP traffic runs on a separate high-priority route. Finally, look at the API documentation and the webhook for delivery receipts; you will depend on both.

Product	Lowest published price	Free plan	Free trial	Demo
GupshupMade in India	Not published	—	—	On request source
MSG91Made in India	₹0.18 per SMS source	—	—	—
ExotelMade in India	Not published	—	—	On request source
SMSGatewayHubMade in India	Not published	—	—	On request source
Brevo	Not published	Yes source	—	—
Fast2SMSMade in India	₹0.25 per SMS source	—	—	—
Klaviyo	Not published	Yes source	—	On request source
Kutumb SMS by MyOperatorMade in India	₹5,000 per month (10 users) source	—	Yes source	On request source
Omnisend	Not published	Yes source	—	On request source
Sender	Not published	Yes source	—	On request source
Kaleyra	Not published	—	—	On request source

Checked on each vendor's official website (September 2026). A dash means the vendor does not publish it or we could not verify it — not that the feature is missing. Prices exclude GST unless the source says otherwise. App Advisor publishes no user ratings.

Choosing SMS marketing platform: top picks, Indian options and reviews

Top SMS marketing platform for small business in India

A shop, clinic or coaching class usually needs three things: festive-offer blasts to a customer list, appointment or order reminders, and a simple way to import contacts from a spreadsheet or billing software. Favour platforms that help with DLT registration paperwork, let you buy small credit packs without an annual commitment, and show a plain dashboard of delivered, failed and DND-blocked numbers. Short-link tracking and a Hindi or regional-language Unicode option are worth more than advanced automation at this size.

Indian SMS marketing platform

Platforms built for India treat DLT as a core feature rather than an afterthought: they store your principal entity ID, map each header to its templates, and scrub against the national DND registry before charging you. They usually offer separate OTP, transactional, service-implicit and promotional routes, Unicode SMS for Indian scripts, missed-call and long-code services, and support staff who know how operator scrubbing works. Billing is in rupees with GST invoices, and prepaid credit packs are common.

GupshupMSG91ExotelSMSCountrySMSGatewayHubFast2SMS2FactorKutumb SMS by MyOperator

SMS marketing platform reviews in India

App Advisor publishes no user ratings, so treat review sites as a starting list only. Many complaints about SMS tools are really about DLT template rejections or operator filtering, which the vendor cannot fully control. In a trial, verify what you can measure: actual delivery reports per operator, how quickly a failed OTP is retried, whether unused credits expire, how refunds for undelivered messages are handled, and how fast support replies when a template is blocked. How App Advisor rates software.

SMS marketing platform comparison in India

Put these rows in the comparison sheet: DLT integration depth, route types available, delivery-report granularity (operator status, not just submission), OTP latency, Unicode and flash SMS support, API and webhook quality, credit validity and refund rules for failures, DND scrubbing before or after charging, contact list segmentation, short URL click tracking, opt-out handling, and whether WhatsApp or RCS fallback is available from the same account.

What SMS marketing platform costs in India

SMS marketing platform price in India

Most Indian SMS platforms price per message credit, with the rate falling as pack size grows. Promotional, transactional and OTP routes are often priced differently, and a Unicode message or one longer than a single segment consumes more than one credit. Some vendors charge only for delivered messages, others for every submitted message. Dedicated sender headers, long codes, short codes and missed-call numbers are typically billed as monthly rentals on top of usage.

• MSG91 — from ₹0.18 per SMS (30,000 SMS pack) source
• Fast2SMS — from ₹0.25 per SMS (₹100-₹3999 recharge) source
• Kutumb SMS by MyOperator — from ₹5,000 per month (10 users) (Sedan) source

SMS marketing platform subscription cost in India

Your real spend depends on message length, language and delivery basis. A promotional message in a regional script can use multiple credits per recipient, and a vendor that bills on submission charges you for DND-blocked and failed numbers. Add credit expiry, which quietly wastes prepaid balance, plus rentals for virtual numbers and any platform fee for campaigns or APIs. GST at 18% applies to the invoice. DLT registration on the operator portal carries its own separate fee.

Free plans, free trials and demos

Free SMS marketing platform in India

Free SMS plans in India are rare because each message costs the platform money at the operator. What you usually get is a handful of test credits, sending only to verified numbers, a shared or demo sender header, and no access to OTP routes. Delivery reports and API access may be locked, and you cannot run a real promotional campaign until your own DLT header and templates are registered and linked.

• Brevo — free plan: “Free forever, no credit card needed” source
• Klaviyo — free plan: “Start with a free plan” source
• Omnisend — free plan: “Free | Perfect for getting started and testing out email marketing | $0 | /mo” source
• Sender — free plan: “The Free Forever plan includes up to 2,500 subscribers and 15,000 emails per month, never ” source

SMS marketing platform free trial in India

Trial lengths as each vendor states them are listed on the free SMS marketing platform page.

SMS marketing platform demo in India

Ask the vendor to show a template being mapped to your DLT header live, and what happens when a variable exceeds the approved length. Ask which operators they connect to directly and which through aggregators, how OTP traffic is prioritised during festive peaks, whether you pay for undelivered or DND-scrubbed numbers, how long credits last, and how delivery receipts reach your CRM or app. Request a sample operator-level report.

SMS marketing platform by type of business

GST and switching providers

SMS marketing platform with GST support

For the subscription itself, make sure the vendor issues a proper GST tax invoice for every credit purchase with your GSTIN and the correct place of supply, so you can claim input tax credit on the 18% charged. Prepaid packs should be invoiced on purchase, not left as a receipt. Feature-wise, SMS matters for GST only indirectly: many businesses use it to send invoice links or payment reminders from their billing software.

SMS marketing platform alternatives in India

Look elsewhere when OTP delivery is slow, delivery reports stay stuck at 'submitted', or DLT template mapping keeps failing. Switching is simpler than for most software: your DLT registration, headers and templates belong to you on the operator portal, so you mainly need to link them to the new vendor's telemarketer ID. Export contact lists and opt-out records, use up or claim refunds on remaining credits, and change API keys in your app.

Gupshup alternativesMSG91 alternativesExotel alternativesSMSCountry alternativesSMSGatewayHub alternativesBrevo alternatives

Partner, affiliate and reseller programs

• Fast2SMS — Bulk SMS Reseller Program (reseller): Reseller buy bulk sms from Fast2SMS reseller panel in lowest cost like ₹ 0.11/sm program page

All verified programs across categories are in the software partner program directory. More India software guides: business software in India.

SMS marketing platform in India: FAQs