Ratings and Reviews 16 Ratings
Ratings and Reviews 0 Ratings
What is Signalmash?
Signalmash is a communications platform built for teams that need both robust infrastructure and direct, responsive support from real people.
Instead of layered plans and slow ticket systems, we provide straightforward access to experts who help you move faster and improve customer engagement. Enterprise customers collaborate with our engineers through a dedicated Slack workspace.
Our platform connects directly to Tier-1 carriers including AT&T, Verizon, and T-Mobile, and delivers a 94% first-time approval rate for 10DLC registrations.
Capabilities
Messaging
SMS (10DLC, short code, toll-free)
RCS messaging with rich media via API and no-code tools
Voice
SIP trunking, VoIP, inbound and outbound calling
Numbers & Identity
Local, toll-free, and short code numbers
Branded Caller ID (BCID)
Data & Lookup
CNAM (caller ID) data
Carrier and line-type identification (wireline vs. wireless)
Federal DNC status checks
Signalmash brings together carrier-grade performance with a hands-on, partnership-driven support experience.
What is Prelude?
Prelude is a comprehensive SMS API solution that simplifies global phone number verification for businesses. By integrating with over 30 providers, it automatically determines the best route, ensuring fast delivery at the lowest cost. Prelude utilizes a multi-channel approach, offering WhatsApp, Viber, and SMS, with automatic fallback to ensure message delivery. Equipped with advanced fraud detection models and four layers of protection, it provides businesses with the most effective anti-fraud measures to protect both users and budgets. Businesses can track and optimize their verification processes with real-time analytics, conversion metrics, and transparent data. Designed for ease of use, Prelude offers a minimalist API, swift implementation, and detailed SDKs, allowing developers to integrate and scale quickly. With dedicated support and transparent pricing, Prelude is ideal for startups, scale-ups, and enterprises needing reliable and secure OTP solutions.
Integrations Supported
Additional information not provided
Integrations Supported
Additional information not provided
API Availability
Has API
API Availability
Has API
Pricing Information
$19
Free Trial Offered?
Free Version
Pricing Information
$0.03 per verification
Free Trial Offered?
Free Version
Supported Platforms
SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux
Supported Platforms
SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux
Customer Service / Support
Standard Support
24 Hour Support
Web-Based Support
Customer Service / Support
Standard Support
24 Hour Support
Web-Based Support
Training Options
Documentation Hub
Webinars
Online Training
On-Site Training
Training Options
Documentation Hub
Webinars
Online Training
On-Site Training
Company Facts
Organization Name
Signalmash
Date Founded
2020
Company Location
United States
Company Website
signalmash.com
Company Facts
Organization Name
Prelude
Date Founded
2023
Company Location
France
Company Website
prelude.so/
Categories and Features
Business Phone Systems
Call Logging
Call Monitoring
Call Recording
Call Routing
Employee Directory
IVR / Voice Recognition
Mobile Access
Virtual Call Center
Web Conferencing
Business VoIP
Call Parking
Call Recording
Contact Management
Encryption
IVR / Voice Recognition
Ring Groups
SIP Trunking
Unified Communications
Voice Quality Enhancement
Cloud PBX
Call Recording
Call Routing
IVR / Voice Recognition
Ring Groups
SIP Trunking
Virtual Extensions
Web Conferencing
SIP Trunk
Automatic Fail-over Routing
Call Data Records
Caller ID
Disaster Recovery
International Numbers
Multiple DID Options
PSTN Forwarding
Toll-Free Numbers
e911
SMS Marketing
2-Way Messaging
Artificial Intelligence
Contact Management
MMS
Mass Texting
Message Personalization
Mobile Coupons
Mobile Keywords
Polls / Voting
Reporting/Analytics
Scheduled Messaging
Shortcodes
Text-to-Win