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SMS vs WhatsApp ROI Calculator

Calculate how much you can save by switching from SMS to WhatsApp. Compare cost, delivery rates, open rates, and click-through rates side by side.

5,000
$0.030

Monthly Savings

$135.01

90.0% less

Annual Savings

$1,620.12

Over 12 months

More Clicks

+1,339

391.5% increase

MetricSMSWhatsAppDifference
Monthly Cost$150.00$14.99$135.01
Cost per Message$0.030$0.0030$0.0270
Delivery Rate95%98%+3%
Messages Delivered4,7504,900+150
Open Rate90%98%+8%
Messages Opened4,2754,802+527
Click-Through Rate8%35%+27%
Total Clicks3421,681+1,339
Two-Way RepliesLimitedFull (instant)
Rich Media SupportNo (MMS $$$)Images, Video, PDF

Frequently Asked Questions

Are the WhatsApp open rates really 98%?

Multiple industry reports confirm WhatsApp message open rates above 95%. WhatsApp messages appear alongside personal chats and trigger push notifications, leading to near-universal opens.

How are SMS costs calculated?

SMS costs vary by provider and destination country. We use your specified per-message cost. Common rates range from $0.01 (Twilio, domestic) to $0.08+ (international).

Does WhatsApp really have a 35% click-through rate?

Industry benchmarks show WhatsApp click-through rates between 25-45% depending on the message type. Promotional messages with clear CTAs typically achieve 30-40%. Compare that to SMS at 5-10%.

Can I switch from SMS to WhatsApp easily?

Yes. Our REST API has a simple sendText endpoint. If you're currently using an SMS API, switching to WhatsApp only requires changing the API endpoint and adding session management.

Start Saving with WhatsApp Today

Switch from SMS to WhatsApp and get higher engagement at a fraction of the cost. 100 messages/month free — no credit card required.

Try Free on RapidAPI