Voicepaper is free to use, but the paid version offers the following features:

No Time Limits
In the free version, playback is limited to 30 minutes with a 6-hour wait time after each session. The paid version removes all time limits.
The 30-minute playback limit in the free version is completely removed.

Adjustable Playback Speed
The free version lets you choose from 5 preset speeds. With the paid version, you can finely adjust the default speed settings to go even faster or slower.
You can freely fine-tune playback speed for more precise control.

Audio File Export
You can generate and export audio files from text. You’ll also get access to high-quality beta voices powered by ChatGPT and Google.
Create audio files directly from your text, including high-quality voice options from ChatGPT and Google.

Pause at Specific Words
Insert brief pauses at specific words or line breaks.

Playlists
Create unlimited playlists to organize your content freely.

Automatic Language Switching
Even if your text contains multiple languages, the app will automatically switch voice languages as needed.