Comparison
Overview
Company snapshot and where each provider is based.
| Field | 46elks | seven.io |
|---|---|---|
| What it is | Swedish telecom API platform ("telecom infrastructure for the web") for sending and receiving SMS and MMS, making and receiving phone calls, and managing virtual phone numbers. | German CPaaS platform (formerly sms77) providing SMS, RCS, WhatsApp and voice APIs with data processed on German-hosted infrastructure. |
| Founded | 2011 | 2003 |
| Ownership | private | private |
| Employees | 10-50 | 2-10 |
| HQ city | Uppsala | Kiel |
| HQ country | Sweden (EU) | Germany (EU) |
What's the differenceseven.io edges ahead on the overall messaging.dev Score (42 vs 33). 46elks is private and headquartered in Uppsala, Sweden (EU); seven.io is private and based in Kiel, Germany (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | 46elks | seven.io |
|---|---|---|
| SMS | Yes | Yes |
| MMS | Yes | No |
| RCS | No | Yes |
| No | 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 2 channels. 46elks additionally offers MMS, while seven.io additionally offers RCS, WhatsApp.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | 46elks | seven.io |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | No | €0.50 free test credit |
| Docs quality | med | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | — | PHP, JavaScript, Python, Go, Ruby, .NET, Rust, Kotlin, Elixir, Swift |
| Sandbox / test env | Yes | Yes |
| API types | REST | REST, SMPP, SMTP |
What's the differenceOn SDKs, seven.io adds PHP, JavaScript, Python, Go, Ruby, .NET, Rust, Kotlin, Elixir, Swift; on API types, seven.io adds SMPP, SMTP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | 46elks | seven.io |
|---|---|---|
| EU data residency | Yes | Yes |
| US data residency | No | No |
| Choose region | No | No |
| GDPR | Yes | Yes |
| ISO 27001 | No | Yes |
| SOC 2 | No | No |
| HIPAA | No | No |
What's the differenceSeven.io offers ISO 27001, while 46elks does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | 46elks | seven.io |
|---|---|---|
| Retention policy | Not publicly documented in detail. 46elks' data protection policy states that personal data stays inside the EU on servers owned by 46elks and that system backups are stored for a maximum of 14 days; specific retention periods for message content and metadata are not published, and the service operates under EU ePrivacy directive 2002/58/EG and Swedish telecom law (LEK 2022:482, PTS rules). | 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 difference46elks: Not publicly documented in detail. 46elks' data protection policy states that personal data stays inside the EU on servers owned by 46elks and that system backups are stored for a maximum of 14 days; specific retention periods for message content and metadata are not published, and the service operates under EU ePrivacy directive 2002/58/EG and Swedish telecom law (LEK 2022:482, PTS rules). 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 | 46elks | seven.io |
|---|---|---|
| Pricing model | Pay-as-you-go per message/minute from a prepaid account balance, with no startup fees and no minimum monthly costs. | 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 | €0.047 per SMS part to Sweden (ex VAT); prices vary by destination country | €0.075 per SMS (base rate incl. Germany and most EU countries); non-EU rates vary by country |
| Free developer credit | No | €0.50 free test credit |
What's the difference46elks and seven.io are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | 46elks | seven.io |
|---|---|---|
| Countries covered | 215 | 0 |
| Direct operator connections | No | No |
| Published uptime SLA | No published uptime SLA (business-hours support SLA only; extended SLA available on request) | No published SLA |
What's the difference46elks leads on Countries covered (215 vs 0 for seven.io).
Company & Trust
Independent reviews and company profile.
| Field | 46elks | seven.io |
|---|---|---|
| G2 rating | 0.0 | 0.0 |
| G2 reviews | 0 | 0 |
| Ownership | private | private |
| Employees | 10-50 | 2-10 |
What's the difference46elks and seven.io are closely matched on company & trust — no material differences in the tracked fields.
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