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murmur Review

murmur is an iOS application that enables users to practice difficult phone calls with AI to build confidence and reduce anxiety.

shipped Mar 22, 2026updated May 27, 2026aifreemium
aiimage-generation
murmur — product screenshot

Why it matters

1Utilizes ElevenLabs voice AI for realistic conversational simulation.
2Offers over 40 built-in scenarios for diverse practice needs.
3Provides transcripts and detailed feedback after every call.
4Available as an iOS application, currently in private beta.

Stork’s verdict on murmur

murmur offers realistic ElevenLabs voice AI for call practice, but it's currently an iOS-only experience.

murmur reviewed by Stork AI · stork.ai/en/murmur

About murmur

Founded
2020
Team Size
solo

overview

What is murmur?

murmur is an iOS application developed by Vadim Drobinin that enables individuals with phone anxiety to practice difficult phone calls with AI. It functions as a high-fidelity voice simulator to build confidence and reduce anxiety for real-time vocal interactions. The application aims to bridge the gap between phone anxiety and confident articulation by allowing users to rehearse challenging phone calls in a low-stakes, judgment-free environment.

features

Key Features of murmur

murmur integrates several features designed to provide a comprehensive and realistic phone call practice experience, leveraging advanced AI voice technology.

  • Real voice AI that users can interrupt, push back against, and terminate calls with.
  • Over 40 built-in scenarios covering common difficult conversations.
  • Capability to create and practice custom scenarios written by the user.
  • Automatic generation of call transcripts and performance feedback after each practice session.
  • Progress tracking functionality to monitor improvement across various scenarios.
  • AI agents designed to ask follow-up questions and provide realistic pushback during conversations.
  • Integration of ElevenLabs voice AI for highly realistic and emotionally nuanced voice simulation.

use cases

Who Should Use murmur?

murmur is primarily designed for individuals seeking to improve their verbal communication skills and overcome anxiety associated with phone calls. Its structured practice environment caters to several specific user groups and scenarios.

  • Individuals experiencing phone anxiety who wish to build confidence for real-world calls.
  • Job seekers preparing for phone screens, salary negotiations, and follow-up calls.
  • Users needing to rehearse difficult conversations such as medical appointments, booking services, or handling customer service issues.
  • Anyone aiming to refine general verbal communication skills, including tone, pacing, and clarity, in a simulated environment.

how to use

How to Use murmur

Utilizing murmur involves a straightforward process of selecting a scenario, engaging with the AI, and reviewing performance feedback to enhance communication skills.

  • 1Download the Murmur application from the Apple App Store onto a compatible iOS device.
  • 2Select from over 40 pre-built scenarios or create a custom practice script tailored to specific needs.
  • 3Initiate a simulated phone call with the AI voice agent, which utilizes ElevenLabs technology.
  • 4Engage in a real-time, voice-to-voice conversation, practicing responses and handling AI-generated pushback.
  • 5Review the automatically generated call transcript and detailed feedback provided by the AI to identify areas for improvement.
  • 6Track progress across various scenarios to monitor skill development and confidence growth over time.

pricing

murmur Pricing & Plans

murmur operates on a freemium model. As of recent information, the application is available for free during its private beta period. However, user feedback indicates that at certain points, users encountered payment requests after a demo, suggesting a potential shift towards a paid model post-beta or for full access. Specific tiered pricing plans are not publicly detailed for the iOS application at this time, beyond its beta status.

  • Private Beta: Free access during the beta period.

Pros

  • +Utilizes ElevenLabs voice AI for highly realistic and emotionally nuanced conversational experiences.
  • +Offers a comprehensive library of over 40 pre-built scenarios for diverse practice needs.
  • +Provides detailed transcripts and specific feedback after each call, aiding self-assessment and improvement.
  • +Effectively addresses phone anxiety by offering a low-stakes environment for verbal communication practice.
  • +Allows users to create custom scenarios, providing flexibility for highly specific practice requirements.
  • +AI agents exhibit realistic conversational behaviors, including asking follow-up questions and providing pushback.

Cons

  • Currently limited to the iOS platform, excluding a significant user base on Android devices.
  • Specific long-term pricing details beyond the private beta period are not publicly available.
  • Some users have reported challenges with the application's discoverability within the App Store.
  • Lacks granular emotional controls for AI personality, limiting the complexity of practice sessions.
  • Does not explicitly offer a feature to save and replay the user's own audio for self-analysis.
  • User feedback indicated instances of payment requests after a demo without a clear free trial path at certain points.

Similar Tools

murmur vs Competitors

murmur distinguishes itself in the market by offering a unique voice-to-voice simulation experience specifically for phone calls, setting it apart from broader AI communication tools.

1
Tough Tongue AI

Tough Tongue AI provides an AI teammate specifically designed for practicing high-stakes conversations, offering realistic roleplay scenarios and feedback.

Similar to murmur, Tough Tongue AI focuses on preparing users for challenging verbal interactions. While murmur emphasizes phone calls and general anxiety reduction, Tough Tongue AI specifically targets 'high-stakes conversations' which could include sales, negotiations, or difficult workplace discussions.

2
Bearwith

Bearwith acts as an AI social anxiety coach, utilizing empathic AI to detect and respond to users' emotional states during role-playing exercises for difficult conversations.

Bearwith directly addresses social anxiety in conversations, similar to murmur's goal of reducing anxiety for phone calls. Its integration of emotional intelligence through Hume's EVI offers a more nuanced and emotionally responsive practice experience compared to murmur's general voice call simulation.

3
PracticeCallAI

PracticeCallAI offers AI-powered voice agents for practicing various professional conversations, including sales calls and job interviews, with instant feedback.

PracticeCallAI is a very direct competitor, providing voice AI practice for phone calls and professional conversations, much like murmur. It explicitly mentions sales calls and job interviews, offering a broader range of specific professional scenarios than murmur's general 'difficult phone calls' description.

4
Final Round AI (Phone Interview Copilot)

Final Round AI's Phone Interview Copilot provides real-time, AI-powered suggestions and on-the-spot feedback specifically for phone interviews.

While murmur offers general difficult phone call practice, Final Round AI is highly specialized for job interview phone calls. It provides real-time assistance during actual interviews, a feature not explicitly stated for murmur, alongside practice and feedback.

AI Reputation Report

Is murmur yours?

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