Comparison
Overview
Company snapshot and where each provider is based.
| Field | Apifon | seven.io |
|---|---|---|
| What it is | Greek business-messaging platform for SMS, Viber, WhatsApp, RCS, Messenger and email campaigns, with a web platform plus REST and SMPP APIs. | German CPaaS platform (formerly sms77) providing SMS, RCS, WhatsApp and voice APIs with data processed on German-hosted infrastructure. |
| Founded | 2014 | 2003 |
| Ownership | private | private |
| Employees | 51-200 | 2-10 |
| HQ city | Thessaloniki | Kiel |
| HQ country | Greece (EU) | Germany (EU) |
What's the differenceApifon edges ahead on the overall messaging.dev Score (52 vs 42). Apifon is private and headquartered in Thessaloniki, Greece (EU); seven.io is private and based in Kiel, Germany (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | Apifon | seven.io |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | Yes | Yes |
| Yes | Yes | |
| Viber | Yes | No |
| Facebook Messenger | Yes | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | No | Yes |
| Yes | No |
What's the differenceThey share 3 channels. Apifon additionally offers Viber, Facebook Messenger, Email, while seven.io additionally offers Voice.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | Apifon | seven.io |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | Free trial bonus on verification | €0.50 free test credit |
| Docs quality | high | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | Java, PHP, C#, Python, Node.js | PHP, JavaScript, Python, Go, Ruby, .NET, Rust, Kotlin, Elixir, Swift |
| Sandbox / test env | No | Yes |
| API types | REST, SMPP | REST, SMPP, SMTP |
What's the differenceOn SDKs, Apifon adds Java, C#, Node.js; seven.io adds JavaScript, Go, Ruby, .NET, Rust, Kotlin, Elixir, Swift; seven.io offers Sandbox / test env, while Apifon does not; on API types, seven.io adds SMTP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | Apifon | seven.io |
|---|---|---|
| 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 differenceApifon and seven.io 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 | Apifon | seven.io |
|---|---|---|
| Retention policy | Message logs (telephone numbers, message body, sender ID, timestamps) are retained for a default period of 24 months; other personal data is kept for as long as a contractual relationship exists. All personal data is stated to be hosted on servers located within the European Union. | Log files are stored only for the legally required period and subsequently anonymized, following a stated data-minimization principle; exact message-content retention periods are not publicly documented in detail. Processing runs on German/EU infrastructure ("Pure EU Routing") in ISO 27001-certified data centers, with an online-signable DPA available. |
What's the differenceApifon: Message logs (telephone numbers, message body, sender ID, timestamps) are retained for a default period of 24 months; other personal data is kept for as long as a contractual relationship exists. All personal data is stated to be hosted on servers located within the European Union. seven.io: Log files are stored only for the legally required period and subsequently anonymized, following a stated data-minimization principle; exact message-content retention periods are not publicly documented in detail. Processing runs on German/EU infrastructure ("Pure EU Routing") in ISO 27001-certified data centers, with an online-signable DPA available.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | Apifon | seven.io |
|---|---|---|
| Pricing model | Prepaid pay-as-you-go: customers top up a euro balance by card, PayPal, or bank transfer and messages are charged against it; per-message rates are quoted per account, not published. | Prepaid pay-as-you-go: top up account balance and pay per message sent, with no monthly fee or subscription required for API access. |
| SMS starting price | Not published | €0.075 per SMS (base rate incl. Germany and most EU countries); non-EU rates vary by country |
| Free developer credit | Free trial bonus on verification | €0.50 free test credit |
What's the differenceApifon and seven.io are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | Apifon | seven.io |
|---|---|---|
| Countries covered | 200 | 0 |
| Direct operator connections | No | No |
| Published uptime SLA | No published SLA | No published SLA |
What's the differenceApifon leads on Countries covered (200 vs 0 for seven.io).
Company & Trust
Independent reviews and company profile.
| Field | Apifon | seven.io |
|---|---|---|
| G2 rating | 4.8 | 0.0 |
| G2 reviews | 3 | 0 |
| Ownership | private | private |
| Employees | 51-200 | 2-10 |
What's the differenceApifon leads on G2 rating (4.8 vs 0 for seven.io); Apifon leads on G2 reviews (3 vs 0 for seven.io).
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