Comparison
Overview
Company snapshot and where each provider is based.
| Field | Messente | seven.io |
|---|---|---|
| What it is | Estonian omnichannel business messaging platform with a single API for SMS, WhatsApp, and Viber (plus RCS in select markets), reaching 197+ countries. | German CPaaS platform (formerly sms77) providing SMS, RCS, WhatsApp and voice APIs with data processed on German-hosted infrastructure. |
| Founded | 2013 | 2003 |
| Ownership | private | private |
| Employees | 11-50 | 2-10 |
| HQ city | Tallinn | Kiel |
| HQ country | Estonia (EU) | Germany (EU) |
What's the differenceMessente edges ahead on the overall messaging.dev Score (54 vs 42). Messente is private and headquartered in Tallinn, Estonia (EU); seven.io is private and based in Kiel, Germany (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | Messente | seven.io |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | Yes | Yes |
| Yes | Yes | |
| Viber | Yes | No |
| Facebook Messenger | No | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | No | Yes |
| No | No |
What's the differenceThey share 3 channels. Messente additionally offers Viber, while seven.io additionally offers Voice.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | Messente | seven.io |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | Free test credits on signup | €0.50 free test credit |
| Docs quality | high | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | Python, Node.js, PHP, Java, Ruby, C# | 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, Messente adds Node.js, Java, C#; seven.io adds JavaScript, Go, .NET, Rust, Kotlin, Elixir, Swift; seven.io offers Sandbox / test env, while Messente does not; on API types, seven.io adds SMTP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | Messente | 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 differenceMessente 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 | Messente | seven.io |
|---|---|---|
| Retention policy | Not publicly documented in detail for message content. Messente's data handling policy sets general retention of 1 year after contact without a business relationship or 2 years after the end of a business relationship; message data processed on customers' behalf is retained per each customer's Data Processing Agreement, with custom message retention periods offered as a feature. Data is stored only in EU data centres (Germany and Finland) with an EU-based, EU-owned cloud provider. | 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 differenceMessente: Not publicly documented in detail for message content. Messente's data handling policy sets general retention of 1 year after contact without a business relationship or 2 years after the end of a business relationship; message data processed on customers' behalf is retained per each customer's Data Processing Agreement, with custom message retention periods offered as a feature. Data is stored only in EU data centres (Germany and Finland) with an EU-based, EU-owned cloud provider. 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 | Messente | seven.io |
|---|---|---|
| Pricing model | Quote-based commitment plans (Essential/Professional/Enterprise) pairing a monthly fee with per-country message prices for 25K+ monthly volumes, plus an SMS-only pay-as-you-go option with a minimum monthly spend of 500 euros. | 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 (per-country prices shown via on-site pricing calculator; quotes tailored by volume and market) | €0.075 per SMS (base rate incl. Germany and most EU countries); non-EU rates vary by country |
| Free developer credit | Free test credits on signup | €0.50 free test credit |
What's the differenceMessente and seven.io are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | Messente | seven.io |
|---|---|---|
| Countries covered | 197 | 0 |
| Direct operator connections | Yes | No |
| Published uptime SLA | No published SLA | No published SLA |
What's the differenceMessente leads on Countries covered (197 vs 0 for seven.io); Messente offers Direct operator connections, while seven.io does not.
Company & Trust
Independent reviews and company profile.
| Field | Messente | seven.io |
|---|---|---|
| G2 rating | 5.0 | 0.0 |
| G2 reviews | 2 | 0 |
| Ownership | private | private |
| Employees | 11-50 | 2-10 |
What's the differenceMessente leads on G2 rating (5 vs 0 for seven.io); Messente leads on G2 reviews (2 vs 0 for seven.io).
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