Comparison
Overview
Company snapshot and where each provider is based.
| Field | GMS | Messente |
|---|---|---|
| What it is | Enterprise CPaaS and A2P messaging provider offering SMS, WhatsApp, Viber, RCS and email through a single API, plus messaging-hub and SMS-firewall services for mobile network operators. | Estonian omnichannel business messaging platform with a single API for SMS, WhatsApp, and Viber (plus RCS in select markets), reaching 197+ countries. |
| Founded | 2006 | 2013 |
| Ownership | private | private |
| Employees | 500-1,000 | 11-50 |
| HQ city | Baar | Tallinn |
| HQ country | Switzerland | Estonia (EU) |
What's the differenceMessente edges ahead on the overall messaging.dev Score (54 vs 36). GMS is private and headquartered in Baar, Switzerland; Messente is private and based in Tallinn, Estonia (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | GMS | Messente |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | Yes | Yes |
| Yes | Yes | |
| Viber | Yes | Yes |
| Facebook Messenger | No | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | No | No |
| Yes | No |
What's the differenceThey share 4 channels. GMS additionally offers Email.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | GMS | Messente |
|---|---|---|
| Self-service onboarding | No | Yes |
| Free developer credit | No | Free test credits on signup |
| Docs quality | med | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | iOS (Swift), Android (Kotlin) | Python, Node.js, PHP, Java, Ruby, C# |
| Sandbox / test env | No | No |
| API types | REST | REST, SMPP |
What's the differenceMessente offers Self-service onboarding, while GMS does not; on SDKs, GMS adds iOS (Swift), Android (Kotlin); Messente adds Python, Node.js, PHP, Java, Ruby, C#; on API types, Messente adds SMPP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | GMS | Messente |
|---|---|---|
| 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 differenceGMS and Messente 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 | GMS | Messente |
|---|---|---|
| Retention policy | Not publicly documented in detail. GMS's privacy notice states personal data is processed under EU GDPR (Regulation (EU) 2016/679) and held at its Switzerland headquarters (recognized by the European Commission as providing an adequate level of data protection); no specific retention periods for message content or metadata are published. GMS also holds ISO/IEC 27701 (privacy information management) certification. | 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. |
What's the differenceGMS: Not publicly documented in detail. GMS's privacy notice states personal data is processed under EU GDPR (Regulation (EU) 2016/679) and held at its Switzerland headquarters (recognized by the European Commission as providing an adequate level of data protection); no specific retention periods for message content or metadata are published. GMS also holds ISO/IEC 27701 (privacy information management) certification. Messente: 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.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | GMS | Messente |
|---|---|---|
| Pricing model | Custom enterprise pricing negotiated with sales; no public self-service or per-message price list. | 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. |
| SMS starting price | Not published | Not published (per-country prices shown via on-site pricing calculator; quotes tailored by volume and market) |
| Free developer credit | No | Free test credits on signup |
What's the differenceGMS and Messente are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | GMS | Messente |
|---|---|---|
| Countries covered | 0 | 197 |
| Direct operator connections | Yes | Yes |
| Published uptime SLA | 99.99% network availability (claimed; no formal SLA published) | No published SLA |
What's the differenceMessente leads on Countries covered (197 vs 0 for GMS).
Company & Trust
Independent reviews and company profile.
| Field | GMS | Messente |
|---|---|---|
| G2 rating | 0.0 | 5.0 |
| G2 reviews | 0 | 2 |
| Ownership | private | private |
| Employees | 500-1,000 | 11-50 |
What's the differenceMessente leads on G2 rating (5 vs 0 for GMS); Messente leads on G2 reviews (2 vs 0 for GMS).
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