Albus has only one plan which is a $9 monthly subscription. Every feature is included in the monthly plan and only some of them are limited by amount. Most of them are unlimited to use (fair-usage and abuse policies may apply)

Feature list and descriptions

Breakdown topics
No limits

Ask anything
No limits

Content blocks
No limits

Mind mapping
No limits

Notes & organisation
No limits

Upload multimedia
No limits, currently (.pdf, .txt, .docx, .mp3, .wav, .jpg, .png, .gif) are accepted

Export materials
No limits, currently provides (.txt, .mp3, .png)

Image gen (SDXL)
No limit on the amount, speed and resolution may vary

Image gen (DALL-E 3)
50 generations included, extra will be available to purchase

Resolution increase
Up to 4K, speeds may vary

Background remover
No limits

Audio narration (Standard)
30 minutes included, extra will be available to purchase

Audio narration (Life-like voices)
5 minutes included, extra will be available to purchase

Document intelligence
Max. 10,000 words per document, rate limits may apply

Audio intelligence
60 minutes included, extra will be available to purchase

Image insights (GPT-4 Vision)
No amount limits, some won't be available due to content policy

Web insights
No amount limits, some won't be available due to length and content policy

YouTube insights
No amount limits, some won't be available due to length and content policy