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Head-to-head · Predictive Dialer Software

OSDial vs Voicent

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score OSDial #5 in Predictive Dialer Software 8.7/10 Free plan Free plan✓ 2 of 3 features Visit OSDial
Voicent #8 in Predictive Dialer Software 8.3/10 Free plan · 30-day trial Free planFree trial✓ 2 of 3 features Visit Voicent

OSDial leads on 0 checks, Voicent on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOSDial · 8.7/10
  • Free planboth
  • Free trialonly Voicent

OSDial scores higher on our rubric for predictive dialer software: 8.7 against 8.3 out of 10; our editors rank them #5 and #8.

OSDial is the better fit for technical teams wanting open-source control. Voicent is the better fit for budget-conscious small dialing teams.

  • OSDial fits best

    Technical teams wanting open-source control

  • Voicent fits best

    Budget-conscious small dialing teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature OSDial 8.7/10 Visit ↗ Voicent 8.3/10 Visit ↗
At a glance
Editor score 8.7 8.3
Ranking #5 in Predictive Dialer Software #8 in Predictive Dialer Software
Best for Technical teams wanting open-source control Budget-conscious small dialing teams
Pricing model Free Free plan + paid
Starting price Free plan $75/user/mo
Free plan ✓ ✓
Free trial — 30 days
Deployment Self-hosted Cloud, Self-hosted, Desktop
Platforms Web, Linux Web, Windows
Support Email, Phone, Tickets Email, Phone, Docs
Integrations 2 integrations 11 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features OSDial 2/3 · Voicent 2/3
Local presence ✓ (best) Not checked yet
Voicemail drop Not checked yet ✓ (best)
Call recording ✓ ✓
Specs
Dialing modes predictive, power, manual, adaptive, broadcast predictive, progressive, preview, click-to-call, alternate phone dialing
Agent limit Not checked yet 1 agents
Parallel calls Not checked yet 2 calls
CRM integrations Not checked yet Salesforce, SugarCRM, Zoho CRM, MySQL, Voicent CRM
Our review
Pros
  • Five dialing modes, including predictive, adaptive, power, manual, and broadcast
  • Supports inbound, outbound, and blended calling with IVR and recording
  • Self-hosted open-source software with reporting and custom workflows
  • Predictive, progressive, preview, and click-to-call dialing modes
  • CRM integrations, screen pops, notes, recording, and reporting
  • Free plan plus $19 monthly entry tier and 30-day trial
Cons
  • Listed integrations are limited to Asterisk and QueueMetrics
  • Self-hosted deployment is based on CentOS and Asterisk
  • OSDial 4.0 is under development while Legacy Version 3.0 remains available
  • Free plan is limited to one agent and two parallel calls
  • Advanced call-center tools require higher-priced plans
  • On-premise deployment requires annual support and maintenance
Our verdict

OSDial is an open-source predictive dialer for call and contact centers that need inbound, outbound, or blended calling. It supports predictive, power, manual, adaptive, and broadcast dialing, making it suitable for technical teams…

Read the review →

Voicent is communication software for businesses, nonprofits, government agencies, and call centers that need outbound dialing, campaign management, and related call-center tools. Its predictive dialer connects agents with live answers…

Read the review →
  1. OSDialPredictive Dialer Software 8.7Free plan
  2. VoicentPredictive Dialer Software 8.3Free plan · 30-day trial

Strengths and trade-offs

  • OSDial — where it wins

    • Five dialing modes, including predictive, adaptive, power, manual, and broadcast
    • Supports inbound, outbound, and blended calling with IVR and recording
    • Self-hosted open-source software with reporting and custom workflows

    Where it doesn't

    • Listed integrations are limited to Asterisk and QueueMetrics
    • Self-hosted deployment is based on CentOS and Asterisk
    • OSDial 4.0 is under development while Legacy Version 3.0 remains available
  • Voicent — where it wins

    • Predictive, progressive, preview, and click-to-call dialing modes
    • CRM integrations, screen pops, notes, recording, and reporting
    • Free plan plus $19 monthly entry tier and 30-day trial

    Where it doesn't

    • Free plan is limited to one agent and two parallel calls
    • Advanced call-center tools require higher-priced plans
    • On-premise deployment requires annual support and maintenance
  • OSDial8.7/10 · Free plan

    A broad self-hosted dialer for technical teams that need open-source control.

    Visit OSDialFull verdict →
  • Voicent8.3/10 · Free plan · 30-day trial

    A flexible dialer with a low entry price, broad calling modes, and limited free capacity.

    Visit VoicentFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update