Comparison
Overview
Company snapshot and where each provider is based.
| Field | Clickatell | SmsManager |
|---|---|---|
| What it is | Cloud messaging and chat-commerce platform offering SMS, WhatsApp, RCS and Apple Messages for Business APIs for businesses. | Czech bulk-messaging platform for sending SMS, WhatsApp, Viber and RCS messages from a web application or a single JSON API, with direct connections to local mobile operators. |
| Founded | 2000 | 2011 |
| Ownership | private | private |
| Employees | 250-500 | 1-5 |
| HQ city | Redwood City | Prague |
| HQ country | USA | Czech Republic (EU) |
What's the differenceClickatell edges ahead on the overall messaging.dev Score (61 vs 51). Clickatell is private and headquartered in Redwood City, USA; SmsManager is private and based in Prague, Czech Republic (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | Clickatell | SmsManager |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | Yes | Yes |
| Yes | Yes | |
| Viber | No | Yes |
| Facebook Messenger | No | No |
| Telegram | No | No |
| Apple Messages for Business | Yes | Yes |
| Voice | No | No |
| No | No |
What's the differenceThey share 4 channels. SmsManager additionally offers Viber.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | Clickatell | SmsManager |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | No | Yes |
| Docs quality | high | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | Python, PHP, Java, Node.js, C# | JavaScript/TypeScript, PHP |
| Sandbox / test env | Yes | Yes |
| API types | REST, SMPP | REST |
What's the differenceOn SDKs, Clickatell adds Python, Java, Node.js, C#; SmsManager adds JavaScript/TypeScript; on API types, Clickatell adds SMPP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | Clickatell | SmsManager |
|---|---|---|
| EU data residency | Yes | Yes |
| US data residency | No | No |
| Choose region | No | No |
| GDPR | Yes | Yes |
| ISO 27001 | Yes | No |
| SOC 2 | Yes | No |
| HIPAA | No | No |
What's the differenceClickatell offers ISO 27001, while SmsManager does not; Clickatell offers SOC 2, while SmsManager does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | Clickatell | SmsManager |
|---|---|---|
| Retention policy | 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 [email protected]; specific message content or metadata retention periods are not published. | Under the published GDPR data processing agreement, message records (phone number and message text) older than 12 months are automatically deleted by default unless otherwise agreed; encrypted backups are kept 30 days and system logs 180 days. After contract termination, personal data is deleted or exported (CSV) free of charge within 30 days. |
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 [email protected]; specific message content or metadata retention periods are not published. SmsManager: Under the published GDPR data processing agreement, message records (phone number and message text) older than 12 months are automatically deleted by default unless otherwise agreed; encrypted backups are kept 30 days and system logs 180 days. After contract termination, personal data is deleted or exported (CSV) free of charge within 30 days.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | Clickatell | SmsManager |
|---|---|---|
| Pricing model | Self-service prepaid pay-as-you-go credits, with quote-based enterprise plans (Connect, Interact, Transact) requiring sales contact. | Prepaid credit pay-as-you-go: free account, non-expiring credit topped up by card or bank transfer, charged only per message sent, with volume-tiered discounts and optional subscription add-on services. |
| SMS starting price | $0.008 per SMS to the USA (published rate) | €0.0356 per SMS to the Czech Republic (5,001-10,000 message volume tier; promotional rate €0.032), other destinations priced per country |
| Free developer credit | No | Yes |
What's the differenceClickatell and SmsManager are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | Clickatell | SmsManager |
|---|---|---|
| Countries covered | 190 | 175 |
| Direct operator connections | Yes | Yes |
| Published uptime SLA | 99.90%–99.98% uptime (SLA, varies by plan) | No published SLA (individual SLA agreements available) |
What's the differenceClickatell leads on Countries covered (190 vs 175 for SmsManager).
Company & Trust
Independent reviews and company profile.
| Field | Clickatell | SmsManager |
|---|---|---|
| G2 rating | 4.3 | 0.0 |
| G2 reviews | 2 | 0 |
| Ownership | private | private |
| Employees | 250-500 | 1-5 |
What's the differenceClickatell leads on G2 rating (4.3 vs 0 for SmsManager); Clickatell leads on G2 reviews (2 vs 0 for SmsManager).
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