# murmur

> murmur: an iOS app that lets you rehearse stressful calls with AI that plays realistic voices, shows emotion and pushes back, then gives actionable feedback.

- Type: AI tool
- Page: https://completeaitraining.com/ai-tools/murmur/
- Published: 2026-03-17
- Updated: 2026-03-21
- Author: Jeroen Erne
- Jobs: Customer support, Sales, PR and communications
- Topics: Apple iOS Mac, Text-To-Speech, Self-Improvement
- Reading time: 2 min

### About murmur

murmur is an iOS app that lets you rehearse real-life phone calls with an AI voice agent before making them for real. Choose from built-in scenarios or create your own, have a natural spoken conversation with the AI, and receive immediate feedback on what you said and how to improve.

### Review

murmur focuses on the specific problem of phone-call anxiety by simulating actual voice conversations rather than a text chatbot. The simulations include emotional cues and occasional pushback from the AI, which helps make practice sessions feel closer to real interactions.

#### Key Features

- Real voice call simulation with AI that speaks, hesitates, and responds like a person on the other end of the line.
- 40+ built-in scenarios (doctor calls, returns, landlord conversations, interviews, salary talks) plus the option to create custom scenarios.
- Instant spoken feedback and coaching after each practice call to highlight areas for improvement.
- Works with different languages in conversation - if you start speaking another language, the agent can switch to match you.

#### Pricing and Value

murmur offers a free tier or demo mode with limited access, while a paid subscription unlocks the full scenario library and additional practice time or features. Subscriptions are handled through the iOS in-app purchase flow. For users who frequently face stressful calls-job hunters, people managing appointments, or those practicing a second language-the subscription can be worthwhile; however, some users may find the initial demo access too limited before committing to payment.

#### Pros

- Very natural-sounding spoken interactions that feel closer to a phone call than a text-based roleplay.
- AI can express hesitation, annoyance, or refusal, which helps prepare you for tougher real-world responses.
- Wide variety of ready-made scenarios and the ability to create custom situations for specific needs.
- Immediate feedback after calls helps you iterate quickly on phrasing and tone.

#### Cons

- Discovery on the App Store can be tricky; users may need precise search terms to find the app.
- Free/demo access feels constrained for some users, which can make it hard to evaluate before subscribing.
- Currently iOS-only and some interface controls (language settings, speech speed) appear limited or tucked behind premium features.

Overall, murmur is best suited for people who get anxious about real phone calls-job seekers, people handling appointments or negotiations, and learners practicing spoken languages. If you primarily use iOS and want realistic, voice-based rehearsal with actionable feedback, murmur is worth trying; those on other platforms or who need extensive free trials may find it less convenient.

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