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Simple Phones vs Zemith

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Simple Phones compared with Zemith
DetailSimple Phones logo Simple PhonesZemith logo Zemith
What it doesAI phone agent to answer customer calls Every AI in one app
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree trial Freemium
PricingPlans start at $97/mo for 100 calls/mo with no commitment. Free plan with limited daily usage. Plus plan at $14.99/month (billed yearly at $179.88, approximately 1 month free). Professional plan at $24.99/month (billed yearly at $299.88, approximately 2 months free). Plus includes 1,500,000 credits monthly; Professional includes 3,000,000 credits monthly. O
Key features
  • Inbound call handling with customized AI voice agent
  • Outbound calling for customer follow-up and cold calls
  • Call logging with transcripts and duration records
  • Call routing and escalation
  • Multiple languages and accents
  • Website and FAQ document integration
  • CRM and Zapier integration
  • Chat-based agent testing
  • Webhook and email alerts
  • Chat with multiple AI models including GPT, Claude, Gemini, Grok and DeepSeek in one interface
  • Deep research with cited reports from multiple sources
  • Generate finished documents, presentations and spreadsheets
  • Background AI agents that run tasks on schedule
  • Plugins for Notion, Linear, Canva and Airtable with approval controls
  • Image and video generation with multiple models
  • Live voice with camera and screen sharing
  • Shared team workspaces and projects with memory
  • Workflow editor to chain models and tools together
  • Over 50 AI tools including notes, whiteboard, speech-to-text and study generators
What makes it different
  • Continuous improvement over time based on interaction logs
  • No setup or development costs included in plan
  • Free ongoing customizations
  • Handles complex inquiries with custom integrations
  • Finished work output with documents, decks and spreadsheets ready to send
  • Cloud agents continue working in the background after you close the app
  • Switch between leading AI models mid-conversation to get multiple perspectives
  • Integrates with apps you already use with approval before changes
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)38 −1 (down) since last check47 +1 (up) since last check
Trust Flow (Majestic)1912
Citation Flow (Majestic)3626
Referring domains (Majestic)511837

5 details filled in for both companies.

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