Comparison

Overview

Company snapshot and where each provider is based.

Field46elksSmstools
What it isSwedish 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.Belgian business-messaging platform by Xtreme Internet Solutions offering an SMS gateway API, bulk SMS marketing software, WhatsApp Business API, voice messages and email-to-SMS with EU-only hosting.
Founded20112004
Ownershipprivateprivate
Employees10-501-10
HQ cityUppsalaDilsen-Stokkem
HQ countrySweden (EU)Belgium (EU)
What's the differenceSmstools edges ahead on the overall messaging.dev Score (56 vs 33). 46elks is private and headquartered in Uppsala, Sweden (EU); Smstools is private and based in Dilsen-Stokkem, Belgium (EU).

Channels

Which messaging channels each provider can send and receive on.

Field46elksSmstools
SMSYesYes
MMSYesNo
RCSNoNo
WhatsAppNoYes
ViberNoNo
Facebook MessengerNoNo
TelegramNoNo
Apple Messages for BusinessNoNo
VoiceYesYes
EmailNoNo
What's the differenceThey share 2 channels. 46elks additionally offers MMS, while Smstools additionally offers WhatsApp.

Developer Experience

How quickly a developer can sign up and send a first message.

Field46elksSmstools
Self-service onboardingYesYes
Free developer creditNoFree test credit on sign-up
Docs qualitymedhigh
DocumentationOpen ↗Open ↗
SDKsPHP, Node.js, Python, Ruby, PowerShell
Sandbox / test envYesYes
API typesRESTREST, SMTP
What's the differenceOn SDKs, Smstools adds PHP, Node.js, Python, Ruby, PowerShell; on API types, Smstools adds SMTP.

Data & Compliance

Data residency options and enterprise compliance certifications.

Field46elksSmstools
EU data residencyYesYes
US data residencyNoNo
Choose regionNoNo
GDPRYesYes
ISO 27001NoNo
SOC 2NoNo
HIPAANoNo
What's the difference46elks and Smstools 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.

Field46elksSmstools
Retention policyNot 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).Not publicly documented in detail. Smstools states all data is stored on servers located in Europe under GDPR-compliant processes, with AES-256 encryption at rest and TLS 1.3 in transit, and a Data Processing Agreement is available on request, but no specific message content/metadata retention periods are published.
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). Smstools: Not publicly documented in detail. Smstools states all data is stored on servers located in Europe under GDPR-compliant processes, with AES-256 encryption at rest and TLS 1.3 in transit, and a Data Processing Agreement is available on request, but no specific message content/metadata retention periods are published.

Pricing & Credits

Pricing model and the cost of a first message.

Field46elksSmstools
Pricing modelPay-as-you-go per message/minute from a prepaid account balance, with no startup fees and no minimum monthly costs.Pay-as-you-go per message with volume discounts; no subscription, setup fee or monthly minimum, with a personalised rate sheet issued on registration.
SMS starting price€0.047 per SMS part to Sweden (ex VAT); prices vary by destination countryFrom €0.025 per SMS to the USA (rates vary by destination country and volume)
Free developer creditNoFree test credit on sign-up
What's the difference46elks and Smstools are closely matched on pricing & credits — no material differences in the tracked fields.

Reach & Reliability

Global coverage and delivery dependability.

Field46elksSmstools
Countries covered215200
Direct operator connectionsNoYes
Published uptime SLANo published uptime SLA (business-hours support SLA only; extended SLA available on request)99.99% (uptime SLA)
What's the difference46elks leads on Countries covered (215 vs 200 for Smstools); Smstools offers Direct operator connections, while 46elks does not.

Company & Trust

Independent reviews and company profile.

Field46elksSmstools
G2 rating0.00.0
G2 reviews00
Ownershipprivateprivate
Employees10-501-10
What's the difference46elks and Smstools are closely matched on company & trust — no material differences in the tracked fields.

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