Callabo: Korean AI meeting-notes service from Return Zero that records, transcribes, summarizes, and analyzes meetings for individuals and teams. ProspectBoss: Cloud power dialer for outbound sales with AI that scores, summarizes, and suggests next steps on every conversation. The right pick comes down to team size, budget, and the workflows you want to automate.
How Hosiqo compares and tests toolsFinal recommendation
Shortlist Callabo when turning recurring internal team meetings into shareable summaries and action items matters most, and ProspectBoss when using ai call scores and summaries to coach reps and plan next steps matters most. Test each on your own meetings; the right choice tends to become obvious quickly.
Korean AI meeting-notes service from Return Zero that records, transcribes, summarizes, and analyzes meetings for individuals and teams.
Cloud power dialer for outbound sales with AI that scores, summarizes, and suggests next steps on every conversation.
Callabo (콜라보) is an AI meeting assistant developed by Return Zero (리턴제로), a Korean speech-AI company. It automatically records, transcribes, summarizes, and analyzes business meetings for both individuals and enterprise teams, aiming to turn a one-hour meeting into organized notes with a single click and no complex setup. Callabo connects to online meetings on Google Meet, Microsoft Teams, Zoom, and Webex, and also supports recording in-person meetings. After a meeting it produces transcripts, paragraph summaries, key discussion points, and action items with timestamped source quotes, and it can automatically detect the meeting language to handle multilingual conversations. An AI chat feature lets users ask follow-up questions about a meeting beyond the generated insights. The service integrates with workflow tools including Google Calendar, Outlook, Salesforce, Pipedrive, HubSpot, Slack, Microsoft Teams, Zapier, Notion, Confluence, and Linear. For enterprises, Callabo provides meeting access controls, team and member permission management, original-media retention settings, two-factor authentication, IP access restrictions, and audit logs, and it holds ISO/IEC 27001 certification. Mobile apps are available for both iOS and Android. Pricing varies by plan. Check the official website for current pricing.
Best suited for
ProspectBoss is a cloud-based outbound power dialer built to help sales teams call faster, protect their phone numbers, automate follow-up, and convert more conversations into appointments. Its power dialer, marketed as "Call Hammer" technology, automates rapid sequential dialing to maximize the number of prospects a rep reaches per hour, and includes automated voicemail dropping so reps can leave pre-recorded messages without waiting. The platform layers AI on top of calling, describing an assistant that listens to conversations and then scores, summarizes, and suggests next steps for each call, while automating SMS and email follow-up and tracking outcomes. ProspectBoss emphasizes deliverability and compliance with STIR/SHAKEN support, spam-likely prevention, and phone-number registration with major carriers to keep outbound numbers in good standing. It integrates with CRMs including Salesforce, HubSpot, and Zoho, and offers real-time conversation data and analytics. The product is primarily targeted at real estate agents, insurance producers, and home-services companies, and is a live, actively offered product with current pricing and trial options. Pricing varies by plan. Check the official website for current pricing.
Best suited for
Callabo is a free tier with paid upgrades (freemium); ProspectBoss is a free tier with paid upgrades (freemium). Always confirm current pricing on each vendor's site before buying.
| Feature | Callabo | ProspectBoss |
|---|---|---|
| Core capability | Automatic recording and transcription for Google Meet, Teams, Zoom, and Webex | Power dialer with rapid sequential dialing ("Call Hammer") |
| Standout feature | Paragraph summaries, key discussion points, and timestamped action items | AI that scores, summarizes, and suggests next steps per call |
| Team usage | Automatic meeting-language detection for multilingual meetings | Automated voicemail drop |
| Integrations | AI chat to ask follow-up questions about a meeting | Automated SMS and email follow-up with outcome tracking |
| Languages & capture | Integrations with calendars, CRM, messengers, and project tools | STIR/SHAKEN support and spam-likely prevention |
| Best-fit workflow | Enterprise security: permissions, 2FA, IP restrictions, and audit logs | Carrier number registration for deliverability |
Callabo
Choose Callabo if you need turning recurring internal team meetings into shareable summaries and action items — strengths include serves both individual users and enterprise teams.
ProspectBoss
Choose ProspectBoss if you need real estate and insurance reps running high-volume outbound calls — strengths include high-throughput power dialing for outbound prospecting.
Callabo
ProspectBoss
It depends on your workflow. Callabo is strong for turning recurring internal team meetings into shareable summaries and action items, while ProspectBoss is strong for real estate and insurance reps running high-volume outbound calls. Both transcribe and summarize meetings.
Callabo is a free tier with paid upgrades and ProspectBoss is a free tier with paid upgrades. Check each vendor's pricing page for the latest plans and free-tier limits.
Often yes: teams combine tools when one handles capture and another handles analysis.
More head-to-head comparisons involving Callabo and ProspectBoss.
Callabo: Korean AI meeting-notes service from Return Zero that records, transcribes, summarizes, and analyzes meetings for individuals and teams. Canopy Notetaker: AI meeting assistant built for accounting firms that records client calls and produces accounting-specific summaries and tasks. Here's where each one pulls ahead on pricing, features, and the meetings it suits best.
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