Sizzy
The browser for designers and developers
TheLibrarian.io
Your WhatsApp AI Assistant
Updated February 2026
| Sizzy | TheLibrarian.io | |
|---|---|---|
| Rating | 3.0★ | 5.0★ |
| Reviews | 5 | 24 |
| Pros | 0 | 1 |
| FactScore™ | 23.3 | 69.9 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Sizzy — Pros
No unique pros listedBoth tools — Pros
—Only in TheLibrarian.io — Pros
WhatsApp integrationOnly in Sizzy — Cons
—Both tools — Cons
—Only in TheLibrarian.io — Cons
Reminders SchedulingDetails
| Sizzy | TheLibrarian.io | |
|---|---|---|
| Categories | Productivity, Web browsers, Interface design tools | Productivity, AI Chatbots |
| Platforms | Web | Web |
| Became Popular | June 27, 2019 | April 17, 2025 |
| Website | sizzy.co | thelibrarian.io |
Who Should Pick Which?
Choose Sizzy if...
- No unique pros listed
Choose TheLibrarian.io if...
- WhatsApp integration
With a FactScore™ of 23.3 vs 69.9, TheLibrarian.io leads in community reception. Sizzy uniquely offers No unique pros listed, while TheLibrarian.io stands out for WhatsApp integration.
What Users Say
Sizzy
It has its bugs, but it is a great product. I've given only 2 stars because the Customer Support has been lacking. I've tried contacting them several times now and there's been no response. Most re...
It said it offers a free trial, but guess what, it doesn't. After login in with a newly created account, the only option is "Buy subscription" Product seems very buggy. Lots of errors on opening an...
TheLibrarian.io
I've been using The Librarian daily, and it's quickly become an essential part of my workflow. The more I use it, the smarter it gets - learning my habits, anticipating my needs, and asking exactly...
Polished "AI on WhatsApp" — searches the web, summarizes, answers. Easy to use, no setup.
As a content creator and educator, I juggle classes, content production, and client meetings daily. TheLibrarian.io has been a total game-changer. I use it to auto-schedule my calendar, send well-s...
Related Comparisons
Frequently Asked Questions
Which is better, Sizzy or TheLibrarian.io?
Based on FactScore™, TheLibrarian.io leads with a score of 69.9 vs 23.3. TheLibrarian.io has a higher rating of 5.0★ compared to 3.0★.
What are the pros of Sizzy compared to TheLibrarian.io?
Sizzy uniquely offers: No unique pros listed.
What are the pros of TheLibrarian.io compared to Sizzy?
TheLibrarian.io uniquely offers: WhatsApp integration.
Is Sizzy better rated than TheLibrarian.io?
Sizzy is rated 3.0★ from 5 reviews. TheLibrarian.io is rated 5.0★ from 24 reviews.
What is the FactScore™ of Sizzy and TheLibrarian.io?
FactScore™ weighs rating and review volume together. Sizzy scores 23.3 and TheLibrarian.io scores 69.9.
Don't Get Fooled by Fake Social Media Videos
The world's first fact checker for social media. Paste any link and get an instant credibility score with sources.
Try FactCheckTool Free