Connect your speaker
Pair a Bluetooth speaker or select a compatible AirPlay audio device in iOS.
Mic to Speaker: Microphone
Tools & Utilities · Made for iPhone
iPhone microphone app for iPhone
Use your iPhone as a live microphone.
Mic to Speaker turns an iPhone into a wireless microphone for announcements, presentations and karaoke. Connect an audio output, start the live mic and apply an optional voice effect while you speak.
Send your voice to a Bluetooth speaker or AirPlay device.
iPhone appBuilt for iOS
Free downloadPlans shown by Apple
Real screenshotsFrom the App Store listing
IndependentMade by Anmol Rattan
Quick answer
Can you use an iPhone as a microphone for a speaker?
Yes. With Mic to Speaker, your iPhone captures your voice and sends it to a connected Bluetooth speaker or AirPlay device. Wireless audio can introduce a delay, so test the setup before a presentation or performance.
How it works
A useful result in three clear steps.
The app handles the fast first pass. You keep control of the final check, especially when condition, safety or accuracy matters.
Open the live mic
Launch Mic to Speaker, choose your audio route and start microphone output.
Speak, sing or present
Adjust the volume carefully and add an optional robot, echo or cave effect.
App preview
See the iPhone experience before you install.
These are current product images supplied through the live App Store listing.
Product capabilities and purchase options were checked against the current App Store listing. The listing remains the source of truth for availability and pricing.
What it does
Focused features for the job at hand.
No padded feature list—just the core workflow described in the current product listing.
Wireless microphone
Stream microphone input from the iPhone to a connected speaker.
Voice amplifier
Use a portable speaker for small announcements, teaching or presentations.
Live voice effects
Add robot, echo and cave-style effects while speaking or singing.
Karaoke and PA uses
A simple setup for parties, practice sessions and informal events.
Guides & free tools
Go deeper before you make a decision.
Use the app for the camera-first workflow, then use these focused resources for the details around it.
Related resource
Online voice changer
Record or upload a clip, apply eight effects, preview the result, and download a WAV.
Learn more → Related resourceRobot voice changer
Compare six robot styles and listen before downloading the processed clip.
Learn more → Related resourceReal-time voice changer on iPhone
Set up live speaker output, manage wireless delay, and prevent feedback.
Learn more → Related resourceVoice changer for singing and karaoke
Balance music, microphone, voice effects, speaker placement, and recording.
Learn more →Frequently asked questions
Clear answers before you download.
Short, specific answers about what Mic to Speaker: Microphone can—and cannot—do.
How do I use my iPhone as a microphone?
Connect a Bluetooth speaker or AirPlay device, open Mic to Speaker, select the audio route and start the live microphone. Raise the output volume gradually to avoid feedback.
Does the microphone app work with Bluetooth speakers?
It is designed for Bluetooth speakers and AirPlay devices. Compatibility and audio delay can vary by speaker model and iOS audio route.
Can I use Mic to Speaker for karaoke?
Yes. The app supports live microphone output and optional voice effects for informal karaoke sessions.
Will there be a delay between speaking and the speaker output?
Some delay is normal with wireless audio. The amount depends on the speaker, connection and audio route, so wired or low-latency equipment may suit timing-critical uses better.
Is Mic to Speaker free?
The app is free to download. Its App Store listing shows optional weekly and yearly subscription plans; Apple displays current pricing before purchase.
Made for iPhone
Try Mic to Speaker: Microphone.
Send your voice to a Bluetooth speaker or AirPlay device. Free to download; Apple shows any optional purchase before you confirm.