Personalized SMS & WhatsApp Messaging Custom Upload: Tailored Communication at Scale

Personalized SMS & WhatsApp Custom Upload enables businesses to send highly customized, bulk messages by uploading XLS or CSV files containing recipient-specific variables. This feature dynamically replaces variables for each contact, allowing you to deliver personalized SMS and WhatsApp messages that resonate with your audience. Whether for marketing campaigns, transactional alerts, or customer engagement, personalized messaging across both channels boosts open rates, enhances customer experience, and drives higher conversions.

Illustration about Personalized SMS & WhatsApp Custom Upload

What is Personalized SMS & WhatsApp Custom Upload?

What is Personalized SMS & WhatsApp Custom Upload Illustration

Personalized SMS & WhatsApp Custom Upload is a bulk messaging feature where you prepare a spreadsheet (XLS, XLSX, or CSV) with multiple columns representing variables such as names, purchase details, or appointment times. When uploaded, these variables are dynamically inserted into your SMS or WhatsApp message content for each recipient. This automation saves time, reduces errors, and delivers a personal touch at scale, making your campaigns more effective across both SMS and WhatsApp Business API.

  • Supports XLS, XLSX, and CSV file formats for easy data upload.
  • Dynamic variable replacement for personalized SMS and WhatsApp messages.
  • Bulk upload capability for thousands of contacts at once.
  • Available via both User Interface (UI) and API for integration flexibility.
  • Simple 6-step process to prepare, upload, and send personalized messages.
  • Customizable SMS and WhatsApp parameters with phone number field selection.
  • Downloadable guides and templates to streamline campaign setup.
  • Real-time delivery and engagement analytics for both channels.
  • Compliant with TRAI DLT regulations and WhatsApp Business API policies.
  • Multi-language support for personalized messaging in regional languages.
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How to Send
Personalized SMS & WhatsApp?

01. Prepare Spreadsheet screenshot
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01. Prepare Spreadsheet

Prepare your spreadsheet with all columns which you want to replace the variable with. Save your Phone in Column A and add subsequent variables in the other columns as shown in the screenshot.

02. Get Started screenshot
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02. Get Started

Login into your account and go to Send SMS Menu from left sidebar, once the page opens, on the top right, Click on Upload - File Custom.

03. Begin Upload screenshot
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03. Begin Upload

Select your preferred sender id. Enter your campaign title in Identifier field. Click on Upload File button. Select your prepared spreadsheet from your local system.

04. Set SMS Parameters screenshot
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04. Set SMS Parameters

Once file upload successfully, the page will be displayed with other SMS parameters, set SMS parameters such as Message Type, Enable Smart Link, Remove Duplicates, Send as Flash SMS, Send Survey Links, Schedule, etc as per your requirement.

05. Select Phone Field screenshot
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05. Select Phone Field

This is very important for the file to process properly. You need to select the phone field from the drop-down of Select Mobile Number Column which are listed in all your column names mentioned.

06. Personalize SMS & Finish screenshot
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06. Personalize SMS & Finish

Now, its time to personalize your SMS content. Enter your SMS content as required where ever you are required to add column variable, click on the which shows in the SMS content box. View the screenshot for example. Once done, click on Send SMS button to process your Personalise SMS.


Use Cases of Personalized SMS & WhatsApp Custom Upload

Personalized SMS & WhatsApp Custom Upload is ideal for many industries and purposes, including:

  • Birthday and Anniversary Wishes: Send customized greetings with recipient names and special offers via SMS and WhatsApp.
  • Appointment Reminders: Personalize reminders with date, time, and location details on both channels.
  • Order Confirmations: Include order numbers, delivery dates, and customer names dynamically.
  • Event Invitations: Tailor invites with recipient names and unique RSVP links.
  • Payment and Billing Alerts: Notify customers with personalized billing amounts and due dates.
  • Customer Feedback Requests: Send surveys with personalized greetings to improve response rates.
  • Promotional Offers: Deliver targeted discounts based on customer preferences and purchase history.
  • Loyalty Program Updates: Inform members about points balance and exclusive rewards.
  • Service Notifications: Customize alerts for service schedules or maintenance updates.
  • Multi-Language Messaging: Personalize messages in the recipient’s preferred language across SMS and WhatsApp.
Illustration of industry use cases for SMS and WhatsApp

Why Use Personalized SMS & WhatsApp Custom Upload?

Isometric illustration about Why Use Personalized SMS & WhatsApp
  1. Increase Engagement: Personalized messages on SMS and WhatsApp are more likely to be opened and acted upon.
  2. Save Time: Automate the personalization process for large contact lists across both channels.
  3. Improve Accuracy: Reduce manual errors in message content and recipient details.
  4. Scalable Communication: Reach thousands of customers with tailored messages in one upload.
  5. Multi-Channel Reach: Use the same personalized data for SMS and WhatsApp Business API campaigns.
  6. Better Customer Experience: Show customers you value them by addressing them personally on their preferred channel.
  7. Easy Integration: Use APIs to integrate personalized messaging into your CRM or ERP systems.
  8. Comprehensive Support: Access tutorials, guides, and customer support for smooth campaign execution.
  9. Regulatory Compliance: Ensure your campaigns meet legal requirements with approved templates.
  10. Boost ROI: Personalized campaigns deliver higher conversion rates and customer retention.

How to Get Started with Personalized Bulk SMS & WhatsApp

Getting started with Personalized SMS & WhatsApp Campaigns is easy and seamless. Follow these simple steps:

  1. Create an Account: Sign up for free at SMSGatewayCenter Signup.
  2. Complete DLT Registration: Get your sender IDs and templates approved as per TRAI norms.
  3. Upload Contact List: Import your contacts using CSV, Excel, or manually. Add custom fields like name, city, or product for personalization.
  4. Draft Your Message: Craft engaging messages with merge fields (e.g., Dear {Name}) and optionally use Smart Link Tracker for clickable links.
  5. Send or Schedule: Send instantly or schedule for future delivery to maximize engagement.

Need assistance? Request a Demo or explore our pricing plans to get started today.

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Frequently Asked Questions about Personalized Bulk SMS & WhatsApp

What is Personalized SMS & WhatsApp Custom Upload?

It is a feature that allows you to send bulk personalized SMS and WhatsApp messages by uploading XLS or CSV files with recipient-specific variables, enabling tailored communication at scale.

Which file formats are supported for uploading contacts?

We support XLS, XLSX, and CSV file formats for easy data upload and variable mapping.

Can I personalize messages for both SMS and WhatsApp?

Yes, you can dynamically personalize messages for both SMS and WhatsApp Business API campaigns using the same uploaded data.

Is the feature compliant with regulations?

Yes, it complies with TRAI’s DLT regulations for SMS and WhatsApp Business API policies for WhatsApp messaging.

How do I map variables to my message content?

During upload, you select the phone number column and map other columns as variables, which you then insert as placeholders (e.g., {{Name}}) in your message template.

Can I schedule personalized campaigns?

Yes, you can schedule your personalized SMS and WhatsApp campaigns to be sent at your preferred date and time.

Is two-way messaging supported?

WhatsApp supports two-way interactive messaging; SMS replies depend on your sender ID and setup.

Can I send messages in multiple languages?

Yes, personalized messaging supports Unicode, allowing you to send SMS and WhatsApp messages in multiple Indian languages.

How do I track the performance of my campaigns?

The platform provides real-time delivery reports and engagement analytics for both SMS and WhatsApp campaigns.

Can I integrate this feature with my CRM or ERP?

Yes, APIs are available to integrate personalized SMS and WhatsApp messaging with your existing business systems.


Related Links

Check out these related links

  1. Birthdays are more than just a day; they are an opportunity to celebrate, appreciate, and create cherished memories. At SMSGatewayCenter, we believe that the best way to celebrate a customer's special day is by making them feel truly valued.

Testimonials

Why do Great Businesses Trust SMS Gateway Center?

K

Kurlon IT

2022-08-04

We have tied up with other SMS providers also, but SMS GatewayCenter is quite good. Good Service from the team. We are very happy with the service be it accounts related or technical issue. We always get good response.

I

INOX Air Products

2018-02-09

We have an excellent experience with SMS Gateway Center. The services and support has been of very high standard.

S

Shalabh Arora

2025-04-11

I’ve been using SMSGatewayCenter’s bulk SMS and WhatsApp services since early 2022 for my small business, and the experience has been fantastic. The platform is intuitive, and the message delivery is incredibly reliable, reaching my customers without fail. The 24/7 support team is quick to assist, and the cost-effectiveness is a big plus. It’s transformed how I connect with my audience, and I highly recommend it to other entrepreneurs! (Google Revirews)

R

Reflex

2025-04-11

We’ve been using your bulk SMS services for a few months, and the results have been phenomenal. The open rates and customer engagement have gone through the roof. Highly recommend for any business looking to scale fast! (Google Revirews)

V

Vedanth Gowda

2025-04-18

I’m Vedanth Gowda, leading a finance business, and I’ve been leveraging SMSGatewayCenter’s bulk SMS and WhatsApp tools —absolutely transformative! The platform’s speed and precision in delivering financial alerts to my clients are unmatched, giving me a competitive edge. Samrat’s expertise in tailoring notification workflows for market updates was a standout, and the robust security features instilled trust. The affordable pricing and proactive support team make it a no-brainer. Perfect for finance pros aiming to elevate client trust and efficiency! (Google Revirews)

N

Naval Bhatnagar

2025-04-12

From day one, the team at SMS GATEWAY CENTER guided us through setup, testing, and launching campaigns. Their support is A+. Whether you’re new to SMS marketing or experienced, they make it smooth. Thank you Aakash. (Google Revirews)


CTA for Make Every Message Count – Start Personalized Bulk SMS & WhatsApp

Make Every Message Count – Start Personalized Bulk SMS & WhatsApp

With SMSGatewayCenter’s Personalized Bulk SMS & WhatsApp platform, you can easily send customized messages that address your customers by name, city, or purchase history — all in seconds. Whether you’re nurturing leads, sending promotions, or automating reminders, personalized messaging delivers higher engagement and better results.
Sign up today for free or request a quick demo to see how it works!

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