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OneSignal logo

OneSignal

Alternatives with evidence

Engage customers through personalized omni-channel messaging

Vendors that share product tags or the Communications and CPaaS category with OneSignal and carry public evidence, ranked by shared tags, description similarity and overlapping evidence.

Pushwoosh logo

Pushwoosh

Collaboration

All-in-one customer engagement platform: omnichannel messaging, actionable CDP, advanced segmentation &

DPF mark, CertReports state Verified
1 verified2 Nov 2026
Twilio logo

Twilio

Communications and CPaaS

Build amazing customer experiences on the Twilio platform with APIs for SMS, RCS, voice, and email, plus conversational AI for smarter

HIPAA mark, CertReports state Vendor-statedSOC 2 mark, CertReports state Vendor-statedGDPR mark, CertReports state Vendor-statedPCI DSS mark, CertReports state VerifiedISO 27001 mark, CertReports state Vendor-statedISO 27017 mark, CertReports state Vendor-stated
2 verified · 7 stated2 Nov 2026
SUPRSEND logo

SUPRSEND

DevOps and observability

Meet SuprSend, a notification infrastructure to help developers build and manage notifications on all channels - sms, email, push, slack

DPF mark, CertReports state Verified
1 verified2 Nov 2026
Peaberry Software logo

Peaberry Software

Collaboration

Customer.io is a customer engagement platform for creating personalized journeys and better business outcomes across email, push, SMS, and

DPF mark, CertReports state Verified
1 verified2 Nov 2026
Dotgo logo

Dotgo

Collaboration

RCS business messaging upgrades SMS with interactive and engaging messaging, transforming brand-customer interaction in the SMS

DPF mark, CertReports state Verified
1 verified2 Nov 2026
Appcues logo

Appcues

Marketing

Appcues is an AI-powered customer engagement platform that triggers in-app, email, and push experiences right when users are paying

HIPAA mark, CertReports state Vendor-statedSOC 2 mark, CertReports state Vendor-statedGDPR mark, CertReports state Vendor-statedDPF mark, CertReports state VerifiedCCPA mark, CertReports state Vendor-stated
1 verified · 4 stated2 Nov 2026
Bird logo

Bird

Communications and CPaaS

The world’s largest omnichannel communications platform

HIPAA mark, CertReports state Vendor-statedSOC 2 mark, CertReports state Vendor-statedGDPR mark, CertReports state Vendor-statedISO 27001 mark, CertReports state Vendor-statedSOC 3 mark, CertReports state Vendor-statedDPF mark, CertReports state Expired
6 stated2 Nov 2026
Pushnami logo

Pushnami

Marketing

Reach new audiences or nurture and re-engage your

DPF mark, CertReports state Expired
2 Nov 2026
Airship logo

Airship

Customer support

Airship is the only mobile-first customer experience platform that delivers measurable results through AI-powered, unified cross-channel

SOC 2 mark, CertReports state Vendor-statedISO 42001 mark, CertReports state Vendor-statedDPF mark, CertReports state Verified
1 verified · 2 stated2 Nov 2026
Contisystems logo

Contisystems

conti.systems

Emails, processos digitais, sms, cartas, folhetos, envelopes, cartões, extratos, faturas…Conheça tudo o que podemos fazer em conjunto na

PCI DSS mark, CertReports state Verified
1 verified2 Nov 2026
MoEngage Global logo

MoEngage Global

Marketing

MoEngage is an insights-led customer engagement platform that empowers marketers and product owners with AI-driven insights to create

SOC 2 mark, CertReports state ReportedCSA STAR mark, CertReports state VerifiedDPF mark, CertReports state Expired
1 verified2 Nov 2026
Plivo logo

Plivo

Communications and CPaaS

Voice AI Agents for customer engagement, including WhatsApp, SMS &…

CSA STAR mark, CertReports state VerifiedDPF mark, CertReports state Verified
2 verified2 Nov 2026
Braze logo

Braze

Marketing

Power customer-centric interactions between consumers and brands in

DPF mark, CertReports state Verified
1 verified2 Nov 2026
TCN logo

TCN

Communications and CPaaS

TCN’s cloud contact center software and AI powered solutions empower your contact or call center with an elevated experience for agents &

PCI DSS mark, CertReports state VerifiedDPF mark, CertReports state Verified
2 verified2 Nov 2026
Postmark logo

Postmark

Communications and CPaaS

Send transactional and marketing emails and get them to the inbox on time, every

DPF mark, CertReports state Expired
2 Nov 2026
Vonage logo

Vonage

Communications and CPaaS

Vonage, a global cloud communications leader, helps businesses accelerate their digital

CSA STAR mark, CertReports state VerifiedDPF mark, CertReports state Verified
2 verified2 Nov 2026
Intermedia.net logo

Intermedia.net

Communications and CPaaS

Intermedia is a leading one-stop shop for unified communications, business email, VoIP, web/ video/ content sharing, identity & security

DPF mark, CertReports state Verified
1 verified2 Nov 2026
UJET logo

UJET

Communications and CPaaS

UJET's AI-powered cloud contact center boosts satisfaction, reduces costs, and delivers personalized

DPF mark, CertReports state Verified
1 verified2 Nov 2026
Whispir Americas logo

Whispir Americas

Communications and CPaaS

Effective Communication That Solves Enterprise Size

DPF mark, CertReports state Expired
2 Nov 2026
SendGrid logo

SendGrid

Communications and CPaaS

SendGrid's trusted email API and marketing campaigns platform is now available through

DPF mark, CertReports state Expired
2 Nov 2026