NotebookLM vs Readio vs SpeechReader vs Open Notebook

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
NotebookLM
vs
Competitor 1
Readio
Competitor 2
SpeechReader
Competitor 3
ONOpen Notebook
Compare
4 tools · best value per row highlighted
Your tool NotebookLM
notebooklm.google.com
Your docs, deeply understood
Remove
Competitor Readio
readiolabs.org
Read Aloud Anything with Natural AI Voices
Make main Remove
Competitor SpeechReader
speechreader.io
Text-to-speech technology transforms written content into audio, and SpeechReader handles this conversion across multiple file formats
Make main Remove
Competitor ONOpen Notebook
open-notebook.ai
Open Notebook is an open-source AI note-taking and research platform built around privacy.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
159.8Mvisits/mo
5.5Kvisits/mo
26.6Kvisits/mo
—
MoM change
▼ 26.8%
▲ 11.1%
▲ 17.7%
—
6-month growth
-14.7%
-53.7%
-33.7%
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Global rank web
—
#4,351,174
#931,590
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Avg. last 3 months
210.3M
5.7K
21.6K
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Bounce rate lower is better
32%
42%
36%
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Pages / visit
5.0
1.1
2.9
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Visit duration
6m 32s
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18s
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Traffic sources
● Direct 81% · ● Referral 17%
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NotebookLMReadioSpeechReaderOpen Notebook
063.2M126.5M189.7M253MNotebookLM · 121.9MNotebookLM · 141.5MNotebookLM · 177.5MNotebookLM · 187.3MNotebookLM · 222.2MNotebookLM · 247.4MNotebookLM · 253MNotebookLM · 218.2MNotebookLM · 159.8MReadio · 1KReadio · 8.2KReadio · 12KReadio · 11.4KReadio · 10.3KReadio · 6.7KReadio · 5KReadio · 5.5KSpeechReader · 35.7KSpeechReader · 54.3KSpeechReader · 40.1KSpeechReader · 24.9KSpeechReader · 20.6KSpeechReader · 15.6KSpeechReader · 22.6KSpeechReader · 26.6K1K10K100K1M10M100M1BNotebookLM · 121.9MNotebookLM · 141.5MNotebookLM · 177.5MNotebookLM · 187.3MNotebookLM · 222.2MNotebookLM · 247.4MNotebookLM · 253MNotebookLM · 218.2MNotebookLM · 159.8MReadio · 1KReadio · 8.2KReadio · 12KReadio · 11.4KReadio · 10.3KReadio · 6.7KReadio · 5KReadio · 5.5KSpeechReader · 35.7KSpeechReader · 54.3KSpeechReader · 40.1KSpeechReader · 24.9KSpeechReader · 20.6KSpeechReader · 15.6KSpeechReader · 22.6KSpeechReader · 26.6KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Free
Starting price
$4.99per month · free tier available
$9.99per month
$3.83per month · free tier available
Free
Free tier
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Free trial
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–
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API access
–
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Plans
Free FreeGoogle AI Plus $4.99/moNotebookLM Pro (Google AI Pro) $19.99/moVia Google AI Ultra $99.99/mo
Plan $9.99/moPlan $19.99/mo
Free Demo FreeBasic $3.83/moPremium $8.25/mo
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Capabilities input → output
Input
DocumentsTextWeb pagesAudio
Web pagesTextDocuments
TextImagesDocuments
Web pagesTextDocuments
Output
AudioTextVideo
Audio
Audio
TextAudio
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Productivity & OfficeResearch & AnalyticsVideo EditingVoice & Speech+5 more
Education & LearningVoice & SpeechAI ReaderAI Text-to-Speech
Education & LearningVoice & SpeechAI ReaderAI Text-to-Speech
Productivity & OfficeResearch & AnalyticsVoice & SpeechAI Note Taker+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
8
2
2
3
Text to speech
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Research
–
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Note taking
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Podcasts
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PDF analysis
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PDF to audio
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Reading
–
–
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Summarizing
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Files
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Productivity
–
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Video summaries
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 1
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
2
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.