Comparison
Overview
Company snapshot and where each provider is based.
| Field | SendPulse | SMS.to |
|---|---|---|
| What it is | Multi-channel marketing and messaging platform offering email, SMS, web push, and chatbots (WhatsApp, Telegram, Viber, Facebook Messenger, Instagram) through a unified interface and REST API. | Omnichannel business messaging platform and API from Cyprus-based Intergo Telecom for sending SMS, Viber, WhatsApp, RCS and Telegram messages worldwide. |
| Founded | 2015 | 2016 |
| Ownership | private | private |
| Employees | 51-200 | 51-200 |
| HQ city | New York | Paphos |
| HQ country | USA | Cyprus (EU) |
What's the differenceSendPulse edges ahead on the overall messaging.dev Score (63 vs 49). SendPulse is private and headquartered in New York, USA; SMS.to is private and based in Paphos, Cyprus (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | SendPulse | SMS.to |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | No | Yes |
| Yes | Yes | |
| Viber | Yes | Yes |
| Facebook Messenger | Yes | No |
| Telegram | Yes | Yes |
| Apple Messages for Business | No | No |
| Voice | No | No |
| Yes | No |
What's the differenceThey share 4 channels. SendPulse additionally offers Facebook Messenger, Email, while SMS.to additionally offers RCS.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | SendPulse | SMS.to |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | Free plan (15,000 emails/mo) + 10 test SMS | Free trial credits on sign-up |
| Docs quality | high | med |
| Documentation | Open ↗ | Open ↗ |
| SDKs | PHP, Python, Ruby, Java, Node.js, C# | PHP |
| Sandbox / test env | No | No |
| API types | REST, SMTP | REST, SMPP |
What's the differenceOn SDKs, SendPulse adds Python, Ruby, Java, Node.js, C#; on API types, SendPulse adds SMTP; SMS.to adds SMPP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | SendPulse | SMS.to |
|---|---|---|
| EU data residency | Yes | Yes |
| US data residency | Yes | Yes |
| Choose region | No | Yes |
| GDPR | Yes | Yes |
| ISO 27001 | No | Yes |
| SOC 2 | No | No |
| HIPAA | No | No |
What's the differenceSMS.to offers Choose region, while SendPulse does not; SMS.to offers ISO 27001, while SendPulse does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | SendPulse | SMS.to |
|---|---|---|
| Retention policy | Personal data is retained for as long as needed to provide the services or to comply with legal obligations, resolve disputes, and enforce agreements. Servers are located in the United States and Germany with redundant, backed-up storage; under GDPR users can access, export, or request deletion of their data, and all account data is permanently deleted when an account is terminated. | Customer data is retained only while the account remains open; on an account deletion request all data is deleted within 30 days. Customers can choose to have data processed only within the EU, in which case it is not transferred outside the EU; per-message content retention periods are not publicly documented in detail. |
What's the differenceSendPulse: Personal data is retained for as long as needed to provide the services or to comply with legal obligations, resolve disputes, and enforce agreements. Servers are located in the United States and Germany with redundant, backed-up storage; under GDPR users can access, export, or request deletion of their data, and all account data is permanently deleted when an account is terminated. SMS.to: Customer data is retained only while the account remains open; on an account deletion request all data is deleted within 30 days. Customers can choose to have data processed only within the EU, in which case it is not transferred outside the EU; per-message content retention periods are not publicly documented in detail.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | SendPulse | SMS.to |
|---|---|---|
| Pricing model | Pay-as-you-go for SMS (priced per message by destination country); free-forever plan plus paid monthly subscription tiers for email and other channels. | Prepaid pay-as-you-go credit with no contracts or commitments; per-SMS rates vary by destination and volume discounts are negotiated with sales. |
| SMS starting price | €0.01 per SMS (e.g. Colombia, Turkey) | From $0.023 per SMS (advertised base rate; per-country rates via downloadable price list) |
| Free developer credit | Free plan (15,000 emails/mo) + 10 test SMS | Free trial credits on sign-up |
What's the differenceSendPulse and SMS.to are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | SendPulse | SMS.to |
|---|---|---|
| Countries covered | 200 | 0 |
| Direct operator connections | No | Yes |
| Published uptime SLA | No published SLA | No published SLA (public status page at status.sms.to) |
What's the differenceSendPulse leads on Countries covered (200 vs 0 for SMS.to); SMS.to offers Direct operator connections, while SendPulse does not.
Company & Trust
Independent reviews and company profile.
| Field | SendPulse | SMS.to |
|---|---|---|
| G2 rating | 4.6 | 4.4 |
| G2 reviews | 714 | 4 |
| Ownership | private | private |
| Employees | 51-200 | 51-200 |
What's the differenceSendPulse leads on G2 rating (4.6 vs 4.4 for SMS.to); SendPulse leads on G2 reviews (714 vs 4 for SMS.to).
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