Comparison

Overview

Company snapshot and where each provider is based.

FieldClickatellMitto
What it isCloud messaging and chat-commerce platform offering SMS, WhatsApp, RCS and Apple Messages for Business APIs for businesses.Swiss omnichannel CPaaS provider offering SMS, RCS, WhatsApp, Viber, Telegram, Facebook Messenger and voice messaging APIs for business communications.
Founded20002013
Ownershipprivateprivate
Employees250-500100-250
HQ cityRedwood CityZug
HQ countryUSASwitzerland
What's the differenceClickatell edges ahead on the overall messaging.dev Score (61 vs 48). Clickatell is private and headquartered in Redwood City, USA; Mitto is private and based in Zug, Switzerland.

Channels

Which messaging channels each provider can send and receive on.

FieldClickatellMitto
SMSYesYes
MMSNoNo
RCSYesYes
WhatsAppYesYes
ViberNoYes
Facebook MessengerNoYes
TelegramNoYes
Apple Messages for BusinessYesNo
VoiceNoYes
EmailNoNo
What's the differenceThey share 3 channels. Clickatell additionally offers Apple Messages for Business, while Mitto additionally offers Viber, Facebook Messenger, Telegram, Voice.

Developer Experience

How quickly a developer can sign up and send a first message.

FieldClickatellMitto
Self-service onboardingYesYes
Free developer creditNoNo
Docs qualityhighmed
DocumentationOpen ↗Open ↗
SDKsPython, PHP, Java, Node.js, C#
Sandbox / test envYesYes
API typesREST, SMPPREST, SMPP
What's the differenceOn SDKs, Clickatell adds Python, PHP, Java, Node.js, C#.

Data & Compliance

Data residency options and enterprise compliance certifications.

FieldClickatellMitto
EU data residencyYesNo
US data residencyNoNo
Choose regionNoNo
GDPRYesYes
ISO 27001YesYes
SOC 2YesNo
HIPAANoNo
What's the differenceClickatell offers EU data residency, while Mitto does not; Clickatell offers SOC 2, while Mitto does not.

Data Retention

How long message content and metadata are stored, and whether that is configurable.

FieldClickatellMitto
Retention policyNot publicly documented in detail. Clickatell states it moved its data infrastructure to Amazon Web Services (AWS) in Ireland (EU) in 2018 and directs GDPR/data-protection queries to dataprotection@clickatell.com; specific message content or metadata retention periods are not published.Per-message retention of content (textRetention) and of the recipient number (toRetention) can be set per API request to Undefined, Retain, or Discard; no global retention duration is publicly documented. Per the privacy policy, account/registration data is kept until deletion is requested and contact-form data until the conversation ends.
What's the differenceClickatell: Not publicly documented in detail. Clickatell states it moved its data infrastructure to Amazon Web Services (AWS) in Ireland (EU) in 2018 and directs GDPR/data-protection queries to dataprotection@clickatell.com; specific message content or metadata retention periods are not published. Mitto: Per-message retention of content (textRetention) and of the recipient number (toRetention) can be set per API request to Undefined, Retain, or Discard; no global retention duration is publicly documented. Per the privacy policy, account/registration data is kept until deletion is requested and contact-form data until the conversation ends.

Pricing & Credits

Pricing model and the cost of a first message.

FieldClickatellMitto
Pricing modelSelf-service prepaid pay-as-you-go credits, with quote-based enterprise plans (Connect, Interact, Transact) requiring sales contact.Pay-as-you-go — pay only for what you use with no contracts, plus volume discounts and custom plans via sales.
SMS starting price$0.008 per SMS to the USA (published rate)Not published
Free developer creditNoNo
What's the differenceClickatell and Mitto are closely matched on pricing & credits — no material differences in the tracked fields.

Reach & Reliability

Global coverage and delivery dependability.

FieldClickatellMitto
Countries covered190230
Direct operator connectionsYesYes
Published uptime SLA99.90%–99.98% uptime (SLA, varies by plan)No published SLA
What's the differenceMitto leads on Countries covered (230 vs 190 for Clickatell).

Company & Trust

Independent reviews and company profile.

FieldClickatellMitto
G2 rating4.34.0
G2 reviews22
Ownershipprivateprivate
Employees250-500100-250
What's the differenceClickatell leads on G2 rating (4.3 vs 4 for Mitto).

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