Comparison
Overview
Company snapshot and where each provider is based.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| What it is | German CPaaS provider offering SMS, voice, and multichannel A2P messaging APIs with infrastructure hosted exclusively in German data centers. | Omnichannel business messaging platform and API from Cyprus-based Intergo Telecom for sending SMS, Viber, WhatsApp, RCS and Telegram messages worldwide. |
| Founded | 2003 | 2016 |
| Ownership | private | private |
| Employees | 11-50 | 51-200 |
| HQ city | Lübeck | Paphos |
| HQ country | Germany (EU) | Cyprus (EU) |
What's the differenceSMS.to edges ahead on the overall messaging.dev Score (49 vs 47). IDM interactive digital media is private and headquartered in Lübeck, Germany (EU); SMS.to is private and based in Paphos, Cyprus (EU).
Channels
Which messaging channels each provider can send and receive on.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| SMS | Yes | Yes |
| MMS | No | No |
| RCS | No | Yes |
| Yes | Yes | |
| Viber | No | Yes |
| Facebook Messenger | Yes | No |
| Telegram | Yes | Yes |
| Apple Messages for Business | No | No |
| Voice | Yes | No |
| No | No |
What's the differenceThey share 3 channels. IDM interactive digital media additionally offers Facebook Messenger, Voice, while SMS.to additionally offers RCS, Viber.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| Self-service onboarding | Yes | Yes |
| Free developer credit | No | Free trial credits on sign-up |
| Docs quality | med | med |
| Documentation | Open ↗ | Open ↗ |
| SDKs | — | PHP |
| Sandbox / test env | No | No |
| API types | REST, SMPP | REST, SMPP |
What's the differenceOn SDKs, SMS.to adds PHP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| EU data residency | Yes | Yes |
| US data residency | No | Yes |
| Choose region | No | Yes |
| GDPR | Yes | Yes |
| ISO 27001 | Yes | Yes |
| SOC 2 | No | No |
| HIPAA | No | No |
What's the differenceSMS.to offers US data residency, while IDM interactive digital media does not; SMS.to offers Choose region, while IDM interactive digital media does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| Retention policy | Message-content retention is not publicly documented in detail. The privacy policy states server logs are kept for a maximum of 30 days, telecommunications traffic data is deleted per statutory retention periods, and contract/billing data is retained up to 10 years under German law (§147 AO, §257 HGB). All processing occurs in German (or EEA) data centers. | Customer data is retained only while the account remains open; on an account deletion request all data is deleted within 30 days. Customers can choose to have data processed only within the EU, in which case it is not transferred outside the EU; per-message content retention periods are not publicly documented in detail. |
What's the differenceIDM interactive digital media: Message-content retention is not publicly documented in detail. The privacy policy states server logs are kept for a maximum of 30 days, telecommunications traffic data is deleted per statutory retention periods, and contract/billing data is retained up to 10 years under German law (§147 AO, §257 HGB). All processing occurs in German (or EEA) data centers. SMS.to: Customer data is retained only while the account remains open; on an account deletion request all data is deleted within 30 days. Customers can choose to have data processed only within the EU, in which case it is not transferred outside the EU; per-message content retention periods are not publicly documented in detail.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| Pricing model | Volume-based pay-per-message pricing, primarily via custom enterprise quotes (no public price list). | Prepaid pay-as-you-go credit with no contracts or commitments; per-SMS rates vary by destination and volume discounts are negotiated with sales. |
| SMS starting price | Not published | From $0.023 per SMS (advertised base rate; per-country rates via downloadable price list) |
| Free developer credit | No | Free trial credits on sign-up |
What's the differenceIDM interactive digital media and SMS.to are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| Countries covered | 180 | 0 |
| Direct operator connections | Yes | Yes |
| Published uptime SLA | 99.99% (SLA) | No published SLA (public status page at status.sms.to) |
What's the differenceIDM interactive digital media leads on Countries covered (180 vs 0 for SMS.to).
Company & Trust
Independent reviews and company profile.
| Field | IDM interactive digital media | SMS.to |
|---|---|---|
| G2 rating | 0.0 | 4.4 |
| G2 reviews | 0 | 4 |
| Ownership | private | private |
| Employees | 11-50 | 51-200 |
What's the differenceSMS.to leads on G2 rating (4.4 vs 0 for IDM interactive digital media); SMS.to leads on G2 reviews (4 vs 0 for IDM interactive digital media).
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