Comparison
Overview
Company snapshot and where each provider is based.
| Field | SMSAPI | smsmode |
|---|---|---|
| What it is | A Polish business-messaging platform (a brand of LINK Mobility Poland, part of LINK Mobility Group) offering bulk SMS, MMS, VMS voice, RCS and WhatsApp Business messaging via REST API and a web interface. | French A2P mobile messaging platform (published by Calade Technologies) providing SMS, RCS, WhatsApp and text-to-speech APIs with data hosted in France. |
| Founded | 2007 | 2004 |
| Ownership | public | private |
| Employees | 51-200 | 11-50 |
| HQ city | Gliwice | Marseille |
| HQ country | Poland (EU) | France (EU) |
What's the differencesmsmode edges ahead on the overall messaging.dev Score (53 vs 44). SMSAPI is public and headquartered in Gliwice, Poland (EU); smsmode is private and based in Marseille, France (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | SMSAPI | smsmode |
|---|---|---|
| SMS | Yes | Yes |
| MMS | Yes | No |
| RCS | Yes | Yes |
| Yes | Yes | |
| Viber | No | No |
| Facebook Messenger | No | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | Yes | Yes |
| No | No |
What's the differenceThey share 4 channels. SMSAPI additionally offers MMS.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | SMSAPI | smsmode |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | Free test SMS on signup | 20 free test SMS credits |
| Docs quality | high | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | PHP, Python, JavaScript, Java, C#, Go, Bash | TypeScript/Node.js |
| Sandbox / test env | Yes | No |
| API types | REST, SMTP | REST, SMPP, SMTP, SFTP |
What's the differenceOn SDKs, SMSAPI adds PHP, Python, JavaScript, Java, C#, Go, Bash; smsmode adds TypeScript/Node.js; SMSAPI offers Sandbox / test env, while smsmode does not; on API types, smsmode adds SMPP, SFTP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | SMSAPI | smsmode |
|---|---|---|
| EU data residency | Yes | Yes |
| US data residency | No | No |
| Choose region | No | No |
| GDPR | Yes | Yes |
| ISO 27001 | Yes | Yes |
| SOC 2 | No | No |
| HIPAA | No | No |
What's the differenceSMSAPI and smsmode are closely matched on data & compliance — no material differences in the tracked fields.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | SMSAPI | smsmode |
|---|---|---|
| Retention policy | Messages are stored in accordance with applicable law and disclosed only when required by a lawful request; phone numbers are used solely for SMS campaign purposes. No specific retention period is publicly documented. All data is held within the EEA on two redundant data centers in Poland (ATMAN and T-Mobile, over 150 km apart). | Data transiting the platform is stored encrypted on servers in France (two ISO 27001-certified data centers: Interxion MRS1 in Marseille and Scaleway DC4 in Paris) and is automatically deleted after 6 months; the retention period can be shortened on request, including deletion of message content immediately after sending. smsmode states data is never transferred outside the EU, and an optional HDS-certified hosting tier is available for health data. |
What's the differenceSMSAPI: Messages are stored in accordance with applicable law and disclosed only when required by a lawful request; phone numbers are used solely for SMS campaign purposes. No specific retention period is publicly documented. All data is held within the EEA on two redundant data centers in Poland (ATMAN and T-Mobile, over 150 km apart). smsmode: Data transiting the platform is stored encrypted on servers in France (two ISO 27001-certified data centers: Interxion MRS1 in Marseille and Scaleway DC4 in Paris) and is automatically deleted after 6 months; the retention period can be shortened on request, including deletion of message content immediately after sending. smsmode states data is never transferred outside the EU, and an optional HDS-certified hosting tier is available for health data.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | SMSAPI | smsmode |
|---|---|---|
| Pricing model | Pay-as-you-go prepaid credit — pay only for sent messages with no setup fee or contract; minimum top-up around €30. | Prepaid pay-as-you-go credits with sliding-scale volume rates (SMS packs from 1,000 to 100,000), plus optional monthly subscription plans (€9-€499/month) billed on consumption. |
| SMS starting price | From ~€0.04 per SMS (international, varies by destination country) | France rates from €0.0610 excl. VAT per SMS on the 1,000-SMS pack down to €0.0450 on the largest prepaid pack (€0.0421 on the Premium subscription); rates vary by destination. |
| Free developer credit | Free test SMS on signup | 20 free test SMS credits |
What's the differenceSMSAPI and smsmode are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | SMSAPI | smsmode |
|---|---|---|
| Countries covered | 0 | 166 |
| Direct operator connections | No | Yes |
| Published uptime SLA | No published SLA | 99.9% monthly platform availability (SLA); 99.95% claimed for SMPP routing |
What's the differenceSmsmode leads on Countries covered (166 vs 0 for SMSAPI); smsmode offers Direct operator connections, while SMSAPI does not.
Company & Trust
Independent reviews and company profile.
| Field | SMSAPI | smsmode |
|---|---|---|
| G2 rating | 0.0 | 0.0 |
| G2 reviews | 0 | 0 |
| Ownership | public | private |
| Employees | 51-200 | 11-50 |
What's the differenceSMSAPI and smsmode are closely matched on company & trust — no material differences in the tracked fields.
Still deciding? Read the quickstart guides: