Serifu AI

Anytime, anywhere, even alone. AI becomes your scene partner.

Import your script, choose roles and voices, generate audio, and start practicing. AI reads your scene partner's lines so you can rehearse — all by yourself. iPhone only.

Sound familiar?

Common struggles every actor faces with line practice.

😔

No scene partner available

You want to run lines, but your partner's schedule doesn't match. Practicing alone feels pointless.

Time & place constraints

You can only practice at the rehearsal studio. You wish you could use your commute or spare time.

🤖

Reading alone doesn't cut it

Just reading text on a page doesn't build timing or the rhythm of real dialogue.

Serifu AI solves this

🎭

AI as your scene partner

AI reads your partner's lines, so you can practice the timing and rhythm of real dialogue.

🌍

Practice anytime, anywhere

On your commute, before bed, during a break. Background playback lets you listen even with the app closed.

🎙️

Multiple AI voices

Choose from several AI voices for your scene partner.

4 simple steps

1

Import your script

Upload a PDF, paste text, or extract lines from an image.

2

Set roles & voices

Assign your role and your partner's role, then pick an AI voice.

3

Generate & download audio

AI generates voice audio for your partner's lines. Download and save to your device.

4

Start practicing

AI reads your partner's lines and pauses for your turn. Practice at your own pace.

Packed with features

3 Practice Modes

Choose the right mode for your goals.

  • READ: Display all lines and play AI audio sequentially. Listen and absorb the flow
  • REHEARSE: AI reads your partner's lines, speech recognition auto-advances on your turn. Script visible as a prompt
  • TEST: Your lines are hidden. Check your memory with the answer reveal button

AI Voice Reading

AI-generated voices read your partner's lines aloud.

  • 6 AI voices including male and female options
  • Generated audio is cached locally for offline playback
  • Record over individual lines with your own voice

Script Import

Multiple ways to get your script into the app.

  • PDF script import
  • Direct text input & paste
  • Auto-extract scripts from images

Share Code & Audio Sharing

Exchange audio with your cast and practice realistic dialogue together.

  • Send a share code to instantly share your script and audio
  • Record over AI lines with your own voice and share for realistic scene work
  • For theater groups or acting schools, one person generates audio and distributes to the whole team

Choose your plan

Free

$0
  • AI voice for your first script
  • 1 AI voice
  • All practice modes
  • PDF & text import
Get Started Free

Share

$3.99 /mo
  • Image script import
  • Line overwrite recording
  • Audio script import
  • Script sharing
Choose Share

Pro

$14.99 /mo
  • Unlimited AI voice generation
  • All AI voices (6 types)
  • Export with audio
  • Share scripts via share code
  • Image script import
  • Line overwrite recording
Go Pro

Frequently Asked Questions

What is Serifu AI?
Serifu AI is an iPhone app where AI becomes your scene partner for line reading practice. It's designed for actors, voice actors, and anyone who needs to rehearse lines.
Is it free to use?
Yes. The Free plan includes AI voice generation for your first script and access to all three practice modes (READ, REHEARSE, TEST).
What script formats are supported?
PDF and direct text input. Share and Pro plan users can also auto-extract scripts from images.
How many AI voice options are there?
We offer 6 AI voices including male and female options. The Pro plan unlocks all voices.
Can I use it offline?
Voice generation and script import require an internet connection, but generated audio is cached on your device so you can practice offline.
What is a share code?
A share code lets you share a script along with its audio in one go. Just send the code to your partner and they can start practicing the same script. Record over AI lines with your own voice before sharing for realistic scene work. Available on Share and Pro plans.
What languages are supported?
The app is optimized for Japanese scripts, but you can also import and practice with scripts in English and other languages.

Your script data is safe

Your scripts are permanently stored only on your phone. Your data is never used to train AI models.

Learn more →

Start practicing lines today

Serifu AI is a free iPhone app. Try the Free plan and see how AI transforms your rehearsal.

Get on App Store