CallFlow vs. Tresta Comparison


CallFlow ALERTSIO LLC	Tresta	+	+
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		Related Products CallHub CallHub is a digital organizing platform empowering political campaigns, nonprofits, advocacy groups, unions, and businesses with scalable outreach via calling, texting, email, and automation. The platform offers Predictive Dialer for high-volume campaigns, Power Dialer for personalized calls, and Auto Dialer. AI-powered Smart Insights categorize call sentiments. Dynamic Caller ID, Spam Shield, and SHAKEN/STIR compliance maximize answer rates. Text capabilities include Peer-to-Peer Texting, Text Broadcasts, and Text-to-Join with SMS/MMS support, URL tracking, and automated responses. Workflows automation enables multi-channel campaigns. The mobile app allows volunteers join campaigns from smartphones. CRM integrations with NationBuilder, NGP VAN, Salesforce, and Blackbaud ensure seamless sync. CallHub is SOC 2, ISO 27001, GDPR, and TCPA compliant. Trusted by 200,000+ campaigns, it has facilitated 1 billion calls and 750 million texts. 427 Ratings Visit Website 800.com 800.com is a business phone and call tracking platform that helps small and growing businesses understand, manage, and respond to inbound calls more effectively. The platform provides local and toll-free numbers, call tracking, call recording, voicemail, SMS, and detailed call reporting so teams can see where calls come from and how they’re handled. Businesses use 800.com to track phone leads across websites, ads, social media, and offline marketing, improve response times, and follow up on missed calls. With integrations for Google Ads, GA4, Meta, Microsoft Ads, and popular CRMs, 800.com connects call data to marketing and sales workflows. The platform is easy to set up, flexible as businesses grow, and designed to turn phone calls into clearer insights and better customer experiences. 2,381 Ratings Visit Website TollFreeForwarding Activate your new international phone number in 60 seconds. Choose from phone numbers in over 120+ countries and 1,000 cities. Forward your calls to any phone number in the world. Robust scheduling options allow you to route your calls based on the days and hours of your business. Route your calls to your main call center during business hours and to voicemail during non-business hours. Instantly view detailed information about calls made to your TollFreeForwarding phone number. Learn about your customers' call habits to help make decisions about outbound sales and follow-up. Keep track of your calls by recording all or some of your calls. Recorded calls are stored in call detail records and can be played or downloaded at any time. 3,225 Ratings Visit Website CallTrackingMetrics 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. Discover which marketing campaigns are generating leads and conversions, and use that data to automate call flows and power your contact center. Unify communications across your entire organization with our phone, text, online form, and live chat tools. More than 100,000 users around the globe trust CallTrackingMetrics to manage communications for their marketing, sales, and service teams. Call tracking features include reliable dynamic number insertion (DNI) for session-level attribution, local, toll-free, and vanity tracking numbers, and omnichannel attribution across calls, texts, form fills, and chats. Key contact center features include a browser-based softphone, smart routing options, SMS campaigns, automated call scoring, and smart dialer functionality. 938 Ratings Visit Website PBXware PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Since 2004, PBXware has deployed flexible, reliable, and scalable Next Generation Communication Systems and VoIP solutions to Small and Medium sized Businesses (SMBs), enterprises, Internet Telephony Service Providers (ITSPs), Call Centers and governments worldwide by combining the most advanced of the latest technologies. Bicom Systems’ softswitch is offered in Business, Contact Center and Multi-Tenant Editions, each supporting specific features maximizing performance, reliability, and expandability. 39 Ratings Visit Website Yeastar P-Series PBX System Focusing on delivering "Easy-first Unified Communications", Yeastar P-Series Phone System offers companies of all sizes with a complete package for calls, video, messaging, and integrations, out of the box. With in-built visual call management, integrated video conferencing, advanced contact center features, and ready-made SMS, WhatsApp, Microsoft Teams, CRMs, and more platform integrations, P-Series boosts productivity at all levels and provides everything across desktop, mobile, and browser with simple user apps. Available in the Appliance, Software, and Cloud Editions, P-Series provides flexible deployment options, allowing you to have it sited on-premises or in the cloud. Balancing costs and future growth, it requires a lower total cost of ownership, less training, and fewer management efforts. The ease of use and future-proof adaptability are paramount. 116 Ratings Visit Website Community Phone Calling made modern. Your business number. Your employees' phones. Our amazing features. A dial menu spoken by our voice actors. Callers press numbers to make purchases, hear MP3s, connect to specific staff, and more. Make and answer calls using your number on multiple phones without the caller ever knowing. Employees hear secret in-house menus, transfer calls, and send voicemails to their email, all from their dialpad. These business features require no new software or hardware. Your dialpad come to life. Porting your business or personal number at the press of a button. Select from our menu of modern voice features for your business or personal line. We'll activate these features on your current phone for you. No work (or learning) required from you. We'll be here to transform your number whenever your desires change. 1,531 Ratings Visit Website Intermedia Unite Intermedia Unite® brings business communications, collaboration, and customer engagement into one easy-to-use platform—keeping teams connected, productive, and responsive from anywhere. It replaces fragmented tools by combining business phone service, video conferencing, team chat, and file sharing into one seamless experience, so employees can collaborate without switching apps. Unite delivers enterprise-grade calling with 100+ features, integrated customer engagement, and enhanced Microsoft Teams experiences. With mobile and desktop apps, users can call, meet, message, and engage customers from anywhere while maintaining a consistent business identity. AI-powered transcription, summaries, and insights help teams capture details and follow up efficiently. Backed by 99.999% uptime and J.D. Power-certified support, Unite ensures reliable performance—resulting in simpler communications, more productive teams, and better customer engagement. 1,631 Ratings Visit Website Aircall Aircall is an AI-powered customer communications and intelligence platform that unifies phone, messaging, and call center operations. Designed for sales and support teams, it enhances every interaction with features like AI Voice Agents, real-time conversation coaching, and integrated WhatsApp messaging. With powerful analytics, call recording, and shared inboxes, teams gain clarity and can resolve customer issues faster. The platform is easy to set up, offering quick number claiming, seamless integrations, and customizable workflows. Trusted by over 23,000 companies worldwide, Aircall helps businesses improve connection rates, boost CSAT scores, and streamline onboarding. By combining automation with human-first AI, Aircall reduces busywork so teams can focus on building better customer relationships. 1,838 Ratings Visit Website Phonexa Phonexa is an enterprise-grade tracking and distribution platform for calls, leads, fraud, and compliance, in addition to a fully integrated stack of tools that enable marketers to track and optimize performance. At the core of the Phonexa ecosystem are LMS Sync for intelligent lead management and lead distribution, and Call Logic for advanced call tracking, routing, AI Call Agents, and pay-per-call campaigns, each enhanced by automation and real-time analytics. With a global presence, Phonexa supports clients across diverse industries, including insurance, financial services, home services, and beyond. 238 Ratings Visit Website
About CallFlow is an enterprise toll-free number provider and call forwarding portal built for businesses that can't afford to miss a call. Route inbound calls intelligently across buyers and campaigns using weighted distribution, priority failover, and concurrent call caps — all configurable without touching a single line of code. Monitor live traffic in real time with a built-in call dashboard, and bill clients per-second using a transparent wallet system with full transaction history. Recharge balances, set custom per-minute rates, and let the platform handle the math automatically. Features include a multi-layer IVR with text-to-speech, spam shield with STIR/SHAKEN support, live call transfer between agents, hold with music, campaign management, call recordings, and detailed reporting with CSV export. Multi-user access with granular role permissions means your whole team can work without stepping on each other. Built on FreeSWITCH and backed by enterprise SIP providers. No telec	About Tresta is a virtual phone system and mobile app that turns any smartphone into your business phone. With unlimited calling, texting, and powerful call management features, Tresta helps your business communicate smarter and more efficiently. At just $15 per user per month, Tresta offers all the features you need to help your business look its best. And there are no contracts, premium feature fees, per-minute charges or hidden costs. Get started today and try Tresta for free for 30 days. Tresta’s easy to use mobile app lets you use your business number and personal number on the same phone, while keeping your personal and professional lives separate. With Tresta’s virtual phone system, you have all the tools you need to professionally route and manage calls, so your business can always look its best. Tresta offers unlimited calling and texting, and powerful call management features all for one low price.
Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported	Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Supported iPad Supported Android Supported Chromebook Not Supported
Audience Call centers and travel agencies	Audience Startups, small businesses, and enterprises looking for a business calling, texting and call management app
Support Phone Support Not Supported 24/7 Live Support Supported Online Supported	Support Phone Support Not Supported 24/7 Live Support Supported Online Supported
API Offers API Not Supported	API Offers API Not Supported
Screenshots and Videos View more images or videos	Screenshots and Videos View more images or videos
Pricing $20/month Free Version Not Supported Free Trial Not Supported	Pricing $15 per user per month Free Version Not Supported Free Trial Supported
Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software	Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software

Training Documentation Supported Webinars Not Supported Live Online Supported In Person Supported	Training Documentation Supported Webinars Not Supported Live Online Supported In Person Not Supported
Company Information ALERTSIO LLC Founded: 2007 United States callflow.solutions	Company Information Tresta Founded: 2015 United States www.tresta.com
Alternatives Teleinx	Alternatives Phone.com
ASTPP	Grasshopper GoTo
CallHub	SureTel
XCastLabs	XCastLabs
Ribbon PSX SWe Ribbon Communications View All	VirtualPBX View All
Categories Telephony Supported	Categories Business Phone Systems Supported Business VoIP Supported Cloud PBX Supported IVR Supported Telephony Supported Unified Communications Supported
Telephony Features Auto-Dialer Not Supported Call Center Management Supported Call Monitoring Supported Contact Management Not Supported Inbound Reporting Supported IVR / Voice Recognition Supported Outbound Reporting Supported Predictive Dialer Not Supported Telemarketing Management Supported Voice & Data Integration Supported VoIP Supported	Telephony Features Auto-Dialer Not Supported Call Center Management Not Supported Call Monitoring Not Supported Contact Management Supported Inbound Reporting Supported IVR / Voice Recognition Not Supported Outbound Reporting Not Supported Predictive Dialer Not Supported Telemarketing Management Not Supported Voice & Data Integration Not Supported VoIP Supported Show More Features Business Phone Systems Features Call Logging Supported Call Monitoring Not Supported Call Recording Supported Call Routing Supported Employee Directory Not Supported IVR / Voice Recognition Not Supported Mobile Access Supported Virtual Call Center Supported Web Conferencing Not Supported Business VoIP Features Call Parking Supported Call Recording Supported Contact Management Supported Encryption Not Supported IVR / Voice Recognition Not Supported Ring Groups Not Supported SIP Trunking Not Supported Unified Communications Supported Voice Quality Enhancement Not Supported Cloud PBX Features Call Recording Supported Call Routing Supported IVR / Voice Recognition Not Supported Ring Groups Supported SIP Trunking Not Supported Virtual Extensions Supported Web Conferencing Not Supported IVR Features Call Center Not Supported Call Logging Not Supported Call Recording Supported Call Routing Supported Multiple Scripts Not Supported Phone Key Input Not Supported Survey Management Not Supported Text to Speech Not Supported Voice Customization Not Supported Voice Mail Supported Unified Communications Features Audio / Video Conferencing Not Supported Calendar Management Not Supported Call Recording Supported Call Routing Supported Chat / Messaging Supported Fax Management Not Supported File Sharing Not Supported Mobile Access Supported Multi-User Collaboration Supported Voice Mail Supported
Integrations No info available.	Integrations No info available.
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