Bulk SMS

Increase your outreach with Bulk SMS. Deliver personalized messages to your entire audience in seconds, all from one simple platform.

  • Send SMS, MMS, and two-way messages from one platform.
  • Integrate your CRM and launch campaigns at scale.
  • Track delivery, responses, and opt-outs in real time.
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Trusted and loved by 5,000+ companies
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Why Businesses Prefer Bulk SMS Over Other Channels?

Bulk SMS is fast, direct, and doesn’t rely on algorithms or internet connections. It’s the simplest way to make sure your message lands where it matters most.

1. Faster Response Than Any Other Channel

SMS has a 95 to 98% open rate, while email sits at roughly 20% open and 6% response. Most messages are read within three minutes. When your message is time-sensitive, SMS is the only channel that keeps pace.

Faster Response Than Any Other Channel
Lower Cost Per Engagement

2. Lower Cost Per Engagement

SMS eliminates the need for a design team, printing, or postage, requiring only a message and a contact list. It delivers lower engagement costs than ads, direct mail, or cold calling.

3. Universal Reach, No App Required

SMS works for everyone without requiring app installs or internet access. Your message reaches customers directly on the device they carry all day. That is the kind of reach no other channel offers.

Universal Reach, No App Required

How Does Bulk SMS Work?

Bulk SMS sends one message to hundreds or thousands of recipients at the same time. Here is what happens behind the scenes.

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Contact List Goes Into the Platform

The business uploads a contact list or syncs it from a CRM. The platform cleans the list by removing duplicates and invalid numbers before anything is sent.

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Message Routes Through Carrier Networks

The platform connects to mobile carriers through direct routes or aggregator gateways. Each message is sent as an A2P (application-to-person) text. Carrier routing determines delivery speed and reliability.

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Recipients Receive, Read, and Respond

Messages land on the recipient's phone as a standard text. No app download needed. If two-way messaging is enabled, replies come back to the platform for the team to act on.

What Your Team Gets with CallHippo Bulk SMS?

The right platform saves your team time, connects to your tools, and shows exactly what is working.

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Enhanced Customer Retention

Regular SMS touchpoints: account updates, loyalty rewards and early sale access. Keep business visible without overwhelming customers. Months later, when they need you again, you're their first call.

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Increased Conversion Rates

Text reminders about abandoned carts bring customers. Follow-ups after sales calls keep your solution top-of-mind. Checkout reminders prevent customers from dropping off before completing payment.

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Cost-Effectiveness

Individual texts cost far less than ads or direct mail. Automated messaging handles routine confirmations and reminders efficiently while your team focuses on conversations needing personal attention.

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Faster Customer Engagement

People check their phones constantly throughout the day. You send them a message, and they see it within minutes. It also builds trust, keeping them informed and reducing uncertainty about their orders or updates.

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Better Campaign Insights

See exactly which messages were successfully delivered, which links got clicked, and response times. Learn what messaging truly works and what doesn’t, so you can stop wasting budget on ineffective campaigns.

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High Open Rates

Text messages bypass spam filters and don’t disappear like voicemails. People almost always read them. Even without immediate replies, your message has landed and been registered with recipients.

Pricing

Basic
$1
Per User/Month
Billed annually.
  • 1 Free Phone Number
    Get a dedicated phone number for each team member at no extra cost. Share numbers across multiple users for collaborative calling.
  • Free WhatsApp Business API
  • Voicemail
  • Click To Dial
  • SMS (Text messages) & MMS
Starter
$19
Per User/Month
  • Everything in Basic + Telephony
  • Unlimited Minutes (Includes Both Landline & Mobile Calling)
    Shared pool of free calling minutes for your entire team. Valid for manual dialing to standard US/Canada numbers only.
  • 100 SMS (Text Messages)
    Standard A2P charges apply.
  • Basic Report Analytics
  • Free Omnichannel Inbox
Professional
$29
Per User/Month
  • Everything in Starter +
  • Unlimited Minutes (Includes Both Landline & Mobile Calling)
    Shared pool of free calling minutes for your entire team. Valid for manual dialing to standard US/Canada numbers only.
  • 500 SMS (Text Messages)
    Standard A2P charges apply.
  • Call Recordings
  • Reports / Analytics
    Get detailed insights and summarized analytics on team's calling performance.
Ultimate
$45
Per User/Month
  • Everything in Professional +
  • Unlimited Minutes (Includes Both Landline & Mobile Calling)
    Shared pool of free calling minutes for your entire team. Valid for manual dialing to standard US/Canada numbers only.
  • 1000 SMS (Text Messages)
    Standard A2P charges apply.
  • Dedicated Account Manager
  • Custom Integrations
  • Single Sign On (SSO)
    Log in once to access CallHippo and all integrated tools with your company credentials.
  • CRM-Based VIP Routing
    Route calls automatically to the correct contact/lead owner based on CRM information.

How to Send Bulk SMS with CallHippo in 5 Steps?

Here is the exact process your team needs to follow inside CallHippo. Most teams go live in under 3 minutes.

Sign Up and Access the Dashboard

Sign up and create your CallHippo account. The dashboard opens in your browser, and your team can start building campaigns immediately.

Import Your Contact List

Upload a CSV or sync contacts directly from Salesforce, HubSpot, Zoho, or Pipedrive. CallHippo automatically removes invalid and duplicate numbers.

Write and Personalize Your Message

Use the built-in editor to create and personalize a message. Save templates for campaigns your team sends regularly.

Schedule or Send Immediately

Pick a send time based on your audience’s time zone. Schedule the SMS in advance or send it in seconds with CallHippo.

Track Results and Optimize

Monitor delivery rates, responses, and opt-outs from one dashboard. A/B test message variations and use the data to improve the next campaign.

SMS vs. Email vs. Push vs. WhatsApp: The Real Cost

Open rates tell half the story. Cost per conversion tells the rest. Here is how the channels compare.

Channel Avg. Open Rate Avg. Response Rate Cost Per Message Setup Complexity Audience Reach
SMS 90–98% High $0.01–0.05 Low Universal (every phone)
Email 15–25% Low $0.001–0.01 Low Requires email address
Push Notifications 5–15% Low Free (platform cost) Medium (requires app) App users only
WhatsApp Business 85–95% High $0.03–0.08 Medium WhatsApp users only
RCS 70–85% Medium $0.01–0.04 High (carrier dependent) Android, supported carriers

Quick ROI formula: (SMS revenue minus SMS cost) divided by SMS cost, multiplied by 100. A $500 campaign generating $6,000 delivers 1,100% ROI.

Bulk SMS Use Cases by Industry

Every industry has a use case where SMS outperforms other channels. Here is how teams use it today.

Retail and E-commerce

Retail and e-commerce businesses can use SMS to send flash sale alerts, recover abandoned carts, and share order tracking updates. Each message is designed to directly drive revenue and improve conversions.

Healthcare and Dental

Healthcare and dental providers can send SMS for appointment reminders. They can also send prescription alerts and post-visit follow-ups. A single timely message can help save a high-value appointment slot.

Real Estate

Real estate professionals can rely on SMS to share new listing alerts and send open house reminders. In comparison to email, SMS gets quick responses, which makes a difference in winning a client.

Education

SMS helps educational institutions by delivering emergency alerts to parents and students. It also helps in sending event reminders to students. This ensures communication remains direct, timely, and reliable.

Financial Services

For financial institutions, SMS helps send transaction alerts, two-factor authentication codes, and payment reminders. This enables fast, secure, and real-time communication with customers.

Nonprofits and Churches

Nonprofits and churches use SMS to share text-to-give donation links, coordinate volunteers, and send community updates. It helps such organizations reach and engage with their audience easily.

Bulk SMS Compliance: What You Need to Know

Non-compliance risks fines, blocked numbers, and legal exposure. Get these right before pressing send.

TCPA and A2P Rules

Businesses must obtain consent before sending any marketing messages via SMS. Additionally, 10DLC registration is mandatory for US carriers. If any regulations are violated, it can result in hefty legal penalties.

Opt-In and Opt-Out

You must collect explicit opt-in from every contact before sending messages. Opt-out requests, such as “STOP” keywords, should be processed automatically. Using a double opt-in process is strongly recommended.

Content Best Practices

Every message should clearly identify your brand and include simple opt-out instructions. Avoid using unknown URL shorteners, and ensure messages are sent only between 8 AM and 9 PM based on the recipient’s local time.

Why Choose CallHippo for Bulk SMS?

Most tools handle the basics. CallHippo handles the basics and everything that comes after.

Built for Speed and Scale

CallHippo uses direct carrier routes across 150+ countries to ensure fast delivery. It also achieves over 97% success rates while supporting high-volume messaging.

Live in Minutes, Not Weeks

CallHippo runs on the browser entirely, so no installation is needed. This allows businesses to set up quickly and launch their first SMS campaign the same day without delays.

Transparent Pricing

Choose CallHippo’s flexible pay-per-message pricing with no setup fees. Businesses can also take advantage of a free trial to test the platform before making any commitment.

Enterprise-Grade Security

CallHippo ensures enterprise-grade security with SOC 2, HIPAA, GDPR, and ISO compliance. It offers encrypted message delivery and role-based access controls to protect data.

Rostyslav Khanyk

“Thanks to the CallHippo team, we were able to resolve a tough issue with flagged phone numbers. As an EdTech startup, outbound calls are crucial for us. CallHippo's solution not only improved our attestation score but also boosted our answer rates and overall customer experience.”

Rostyslav Khanyk

Head Of Sales, Brighterly

Frequently Asked Questions

  • Yes. The TCPA requires written consent from every recipient. Include an opt-out option in every message. Register for 10DLC before sending through US carriers. Check local regulations for other countries.

  • CallHippo sends thousands of messages per minute through direct carrier routes. There is no practical cap. Larger campaigns take a few extra minutes to complete.

  • Yes. CallHippo lets you deliver bulk SMS across 150+ countries. However, pricing might vary depending on the location.

  • No. Upload contacts, write your message, and send. With CallHippo, everything runs in the browser, and APIs are available for teams that want custom workflows.

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