Comparison
Overview
Company snapshot and where each provider is based.
| Field | Messente | SlickText |
|---|---|---|
| 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. | SlickText is a US and Canada SMS, MMS, and RCS marketing platform for mass texting campaigns, automation, and two-way conversations, offering a REST API and webhooks. |
| Founded | 2013 | 2012 |
| Ownership | private | private |
| Employees | 11-50 | 11-50 |
| HQ city | Tallinn | Jamestown |
| HQ country | Estonia (EU) | USA |
What's the differenceMessente edges ahead on the overall messaging.dev Score (54 vs 38). Messente is private and headquartered in Tallinn, Estonia (EU); SlickText is private and based in Jamestown, USA.
Channels
Which messaging channels each provider can send and receive on.
| Field | Messente | SlickText |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | Yes |
| RCS | Yes | Yes |
| Yes | No | |
| Viber | Yes | No |
| Facebook Messenger | No | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | No | No |
| No | No |
What's the differenceThey share 2 channels. Messente additionally offers WhatsApp, Viber, while SlickText additionally offers MMS.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | Messente | SlickText |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | Free test credits on signup | No |
| Docs quality | high | med |
| Documentation | Open ↗ | Open ↗ |
| SDKs | Python, Node.js, PHP, Java, Ruby, C# | — |
| Sandbox / test env | No | No |
| API types | REST, SMPP | REST |
What's the differenceOn SDKs, 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 | Messente | SlickText |
|---|---|---|
| EU data residency | Yes | No |
| US data residency | No | Yes |
| Choose region | No | No |
| GDPR | Yes | No |
| ISO 27001 | Yes | No |
| SOC 2 | No | Yes |
| HIPAA | No | Yes |
What's the differenceMessente offers EU data residency, while SlickText does not; SlickText offers US data residency, while Messente does not; Messente offers GDPR, while SlickText does not; Messente offers ISO 27001, while SlickText does not; SlickText offers SOC 2, while Messente does not; SlickText offers HIPAA, while Messente does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | Messente | SlickText |
|---|---|---|
| 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. | Not publicly documented with specific timeframes. SlickText is US-based and processes data on US infrastructure. It offers HIPAA-compliant texting with a signed BAA and states messaging/data storage is handled in accordance with HIPAA log-retention requirements, with message lifecycle management and auto-expiration available. Subscriber and message data is retained while an account remains active, and opt-out/unsubscribe requests are honored. |
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. SlickText: Not publicly documented with specific timeframes. SlickText is US-based and processes data on US infrastructure. It offers HIPAA-compliant texting with a signed BAA and states messaging/data storage is handled in accordance with HIPAA log-retention requirements, with message lifecycle management and auto-expiration available. Subscriber and message data is retained while an account remains active, and opt-out/unsubscribe requests are honored.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | Messente | SlickText |
|---|---|---|
| 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. | Monthly subscription plans that each include a fixed pool of message credits (one credit equals one standard SMS segment), with rollover credits and custom enterprise pricing. |
| SMS starting price | Not published (per-country prices shown via on-site pricing calculator; quotes tailored by volume and market) | From $29/month for 500 credits (~$0.058 per SMS credit), US/Canada |
| Free developer credit | Free test credits on signup | No |
What's the differenceMessente and SlickText are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | Messente | SlickText |
|---|---|---|
| Countries covered | 197 | 2 |
| Direct operator connections | Yes | No |
| Published uptime SLA | No published SLA | No published SLA |
What's the differenceMessente leads on Countries covered (197 vs 2 for SlickText); Messente offers Direct operator connections, while SlickText does not.
Company & Trust
Independent reviews and company profile.
| Field | Messente | SlickText |
|---|---|---|
| G2 rating | 5.0 | 4.8 |
| G2 reviews | 2 | 1,814 |
| Ownership | private | private |
| Employees | 11-50 | 11-50 |
What's the differenceMessente leads on G2 rating (5 vs 4.8 for SlickText); SlickText leads on G2 reviews (1,814 vs 2 for Messente).
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