Comparison
Overview
Company snapshot and where each provider is based.
| Field | Apifon | MessageFlow |
|---|---|---|
| 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. | Cross-channel messaging platform by Polish CPaaS company Vercom S.A. (Warsaw Stock Exchange listed), providing email, SMS, RCS, mobile push, Viber and WhatsApp through a single REST API and campaign panel. |
| Founded | 2014 | 2005 |
| Ownership | private | public |
| Employees | 51-200 | 51-200 |
| HQ city | Thessaloniki | Poznań |
| HQ country | Greece (EU) | Poland (EU) |
What's the differenceMessageFlow edges ahead on the overall messaging.dev Score (59 vs 52). Apifon is private and headquartered in Thessaloniki, Greece (EU); MessageFlow is public and based in Poznań, Poland (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | Apifon | MessageFlow |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | Yes | Yes |
| Yes | Yes | |
| Viber | Yes | Yes |
| Facebook Messenger | Yes | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | No | No |
| Yes | Yes |
What's the differenceThey share 5 channels. Apifon additionally offers Facebook Messenger.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | Apifon | MessageFlow |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | Free trial bonus on verification | 30-day trial: 100 SMS + 100 emails |
| Docs quality | high | med |
| Documentation | Open ↗ | Open ↗ |
| SDKs | Java, PHP, C#, Python, Node.js | — |
| Sandbox / test env | No | Yes |
| API types | REST, SMPP | REST, SMTP |
What's the differenceOn SDKs, Apifon adds Java, PHP, C#, Python, Node.js; MessageFlow offers Sandbox / test env, while Apifon does not; on API types, Apifon adds SMPP; MessageFlow adds SMTP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | Apifon | MessageFlow |
|---|---|---|
| EU data residency | Yes | Yes |
| US data residency | No | No |
| Choose region | No | No |
| GDPR | Yes | Yes |
| ISO 27001 | Yes | Yes |
| SOC 2 | No | Yes |
| HIPAA | No | No |
What's the differenceMessageFlow offers SOC 2, while Apifon does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | Apifon | MessageFlow |
|---|---|---|
| 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. | All customer data is stated to be stored exclusively on servers within the EEA (Microsoft Azure, AWS). No overall retention period for message content is published; the API docs state sent SMS message data is kept and queryable for 60 days, and the privacy policy retains personal data for the duration of the service agreement plus statutory periods (e.g. accounting records). |
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. MessageFlow: All customer data is stated to be stored exclusively on servers within the EEA (Microsoft Azure, AWS). No overall retention period for message content is published; the API docs state sent SMS message data is kept and queryable for 60 days, and the privacy policy retains personal data for the duration of the service agreement plus statutory periods (e.g. accounting records).
Pricing & Credits
Pricing model and the cost of a first message.
| Field | Apifon | MessageFlow |
|---|---|---|
| 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. | Monthly subscription tiers priced by contact count (Starter from €69/month) with bundled email/SMS volumes and per-unit overages, plus a customizable Mix & Match plan (from €465/month); SMS rates vary by destination country. |
| SMS starting price | Not published | Not published (per-country SMS rates shown only in an in-panel calculator; e.g. Grow plan €109/month includes 1,000 SMS) |
| Free developer credit | Free trial bonus on verification | 30-day trial: 100 SMS + 100 emails |
What's the differenceApifon and MessageFlow are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | Apifon | MessageFlow |
|---|---|---|
| Countries covered | 200 | 190 |
| Direct operator connections | No | Yes |
| Published uptime SLA | No published SLA | No published SLA (custom SLA available on Enterprise plans) |
What's the differenceApifon leads on Countries covered (200 vs 190 for MessageFlow); MessageFlow offers Direct operator connections, while Apifon does not.
Company & Trust
Independent reviews and company profile.
| Field | Apifon | MessageFlow |
|---|---|---|
| G2 rating | 4.8 | 4.9 |
| G2 reviews | 3 | 11 |
| Ownership | private | public |
| Employees | 51-200 | 51-200 |
What's the differenceMessageFlow leads on G2 rating (4.9 vs 4.8 for Apifon); MessageFlow leads on G2 reviews (11 vs 3 for Apifon).
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