Compare Custobar vs. GrowthLoop

Klaviyo empowers businesses to create smarter digital relationships by transforming customer data into meaningful, impactful experiences. From email and SMS to web interactions and reviews, Klaviyo makes it easy for B2C brands to engage customers at every touchpoint. Trusted by over 157,000 businesses, Klaviyo helps drive faster, more efficient revenue growth. Klaviyo’s 350+ integrations making getting started easy for marketers. Some key features of the platform include predictive analytics, AI automation, optimized templates, A/B testing, and intuitive segmentation and email flows to ensure marketers are reaching their audience with the right message at the right time. The solution also supports integration with payment processing and point of sale (POS) software solutions, such as Magento, Shopify, and WooCommerce.

Your data warehouse is your source for truth about customer data. Hightouch syncs these data to the tools your business relies on. Your sales, marketing, customer success and customer service teams will have a 360@ view on the customer through the tools they trust. Eliminate tedious data requests. Hightouch operationalizes data warehouses to make analytics real. Better data can drive growth. Personalized campaigns can be run across all channels, including email, push, ads, and social media. You don't need engineering favors to iterate. Improved data can increase revenue. Target leads with custom PQL or MQL models. Sync one view of the customer with your CRM. Better data will prevent churn. Your CS CRMs should have a 360-degree view of your customers. You can use customer data to identify customers at risk. Your data warehouse contains all of your data. Analytics is just the beginning. Hightouch makes your data warehouse operational by empowering you with SQL to sync data to any SaaS platform.

Use the language you already love to prototype ideas quickly, develop production-ready communications applications, and run serverless applications on one API-powered platform. Twilio is a single fully-programmable platform with flexible APIs for any channel, built-in intelligence, and global infrastructure to support you at scale. Quickly integrate powerful APIs to start building solutions for SMS and WhatsApp messaging, voice, video, and email. Browse documentation and SDKs in multiple coding languages, including Ruby, Python, PHP, Node.js, java, and C#, or jumpstart your first project with our open source code templates to quickly build production-ready communications apps. Consult our community of over 9 million developers for guidance and inspiration on your next project. Sign up and start building today.

TrueLoyal is the only AI-powered loyalty solution designed to unify consumer engagement across complex sales channels. By combining advanced personalization, predictive insights, and omnichannel connectivity, it empowers brands to build meaningful, lasting customer relationships. Its platform supports a wide range of loyalty strategies, including referrals, gamified streaks, communities, receipt scanning, and user-generated content campaigns. With dozens of pre-built integrations and an open API framework, TrueLoyal connects seamlessly with eCommerce stores, point-of-sale systems, CRMs, and marketing platforms. Businesses benefit from expert consulting services to design loyalty programs that maximize ROI and meet industry-specific needs. Real-world results include case studies showing up to 154% increases in repeat revenue, 132% improvements in NPS, and measurable boosts in retention. By combining strategic consultation with scalable AI tools, TrueLoyal eliminates silos and provides a holistic view of the customer journey. The platform is trusted by global consumer brands to drive loyalty, advocacy, and growth in today’s competitive landscape.

CallHub is a digital organizing platform built for political campaigns, nonprofits, advocacy groups, unions, and businesses to scale their outreach through calling, texting, email, and workflow automation. The platform includes Predictive, Power, and Auto Dialers for efficient and personalized calling. Its AI-powered Smart Insights analyze call sentiment, while Dynamic Caller ID, Spam Shield, and SHAKEN/STIR compliance ensure higher connection and answer rates. CallHub’s texting tools, Peer-to-Peer Texting, Text Broadcasts, and Text-to-Join support SMS/MMS, URL tracking, and automated replies. Workflow automation enables coordinated multi-channel campaigns, and the mobile app empowers volunteers to participate from anywhere. With native integrations for NationBuilder, NGP VAN, Salesforce, and Blackbaud, CallHub ensures seamless data sync across CRMs. The platform is SOC 2, ISO 27001, GDPR, and TCPA compliant. Trusted by over 200,000 campaigns worldwide, CallHub has powered 1 billion calls and 750 million texts, helping organizations connect, mobilize, and win.

Extole is a tool that retailers, financial services companies, and consumer brands use to turn customers into advocates. Extole's enterprise platform and team consist of experts who create advocacy, referral, and engagement programs that allow brands to harness the power and sharing of customers to increase their bottom line. Extole allows marketers to engage thousands of customers, increase brand loyalty, and scale word-of mouth to acquire new customers.

Admiral, an Inc 5000 company, helps online news and media publishers grow visitor relationships and revenue. Admiral’s Visitor Relationship Management (VRM) platform combines marketing automation, AI, personalization, and an engagement layer to deliver the right offer, at the right time, at every visitor touchpoint. Admiral is 100% performance-based, so publishers have guaranteed net revenue gain. Admiral VRM delivers: -Increased revenue via the industry's best adblock recovery tool. -Offer and grow paid subscriptions and donation campaigns -Authenticate users via managed registration wall, user accounts, and first-party data sets, -Grow email newsletter signups, social media follows, and app downloads, -Admiral is a GDPR and CCPA compliant Consent Management Platform (CMP). Admiral’s platform offers analytics dashboards, journey builders, and visitor segmentation/ targeting. Admiral offers a free tag for any publishers to add to their site, it only take 5 minutes. Publishers have immediate access to analytics to view revenue potential. Modules can be easily turned on with no code; implementation is dev-light and quick. Admiral’s dedicated Customer Love account managers help publishers reach visitor revenue objectives

Referral Factory is the fastest way to launch your referral program or your affiliate program. With our no-code referral program software, you can: 👉 Build your customer referral program in seconds using our AI-powered referral program generator. 👉 Create a fully branded, high-converting affiliate program in just a few clicks 👉 Access our affiliate network of 100 000+ verified affiliates ready to promote your business, at no extra cost. 👉 Integrate with over 3000 apps, including HubSpot, Salesforce, Stripe, Pipedrive, Intercom, Zoho, Zapier, Make and more. 👉 Use webhooks or our API to build a referral program that integrates with your custom-built solutions so you can use the unique workflows you already have. 👉 Promote your program via no-code widgets, pop-ups, QR codes, and automated email campaigns. 👉 Access to 200+ referral rewards and incentives. Vouchers, digital cash cards, PayPal payouts, or donations. Plus, you can issue your own custom rewards through Zapier, Make or a webhook. 👉 View advanced referral analytics to track the ROI of your referral program in real time. Referral Factory is fully GDPR compliant and is SOC 2 and ISO 27001 compliant giving you Enterprise level security on all plans. You also have the option to host your own data for an additional charge. Our referral software is fast, secure, and easy to use. Plans range from $95 to $1 000+ per month, catering to businesses of all sizes. All plans include 24/7 support to help you build, promote, and integrate your referral program with dedicated support on Pro and Enterprise plans. 🏆 Voted the #1 Referral Software by Influencer Marketing Hub and Growth Marketing Pro 🏆

CallTrackingMetrics is the only SaaS platform that uses call tracking and conversion intelligence to inform contact center automation--resulting in a more personalized customer experience. Find out which marketing campaigns are generating leads or conversions and use that data for automated call flows and to power your contact centre. Our phone, text, online, and live chat tools allow you to unify communications across your organization. CallTrackingMetrics is trusted by more than 100,000 users worldwide to manage communications for their sales, marketing, and service teams. Call tracking features include reliable dynamic numbers insertion (DNI), for session-level attribution, local and toll-free tracking numbers, and omnichannelattribution across calls, texts and form fills. Contact center features include a browser-based softphone and smart routing options.

Squaretalk is a powerful contact center solution that transforms how modern sales teams connect with prospects and customers, convert sales opportunities, and grow their operations. It offers AI Voice Agents, omnichannel communication (including voice and WhatsApp messaging), powerful call-handling features, automated transcripts, sentiment analysis, contact management, customizable workflows, advanced reporting, enterprise-grade security, and affordable scalability without additional complexity or costs.. With local numbers in over 150 popular and niche destinations, we enable businesses of all sizes to establish and maintain a local presence, build trust, support their global expansion, and shorten sales cycles. Discover how Squaretalk’s cloud contact center platform can enhance your team’s connection rates and performance.