Heyday
AI Copilot for your own research, notes/docs & conversations
tiddlywiki
A non-linear personal web notebook
Updated February 2026
| Heyday | tiddlywiki | |
|---|---|---|
| Rating | 4.8★ | 5.0★ |
| Reviews | 16 | 15 |
| Pros | 14 | 13 |
| FactScore™ | 58.4 | 60.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Heyday — Pros
Productivity enhancement Automatic content organization User-friendly Easy to use Browsing history resurfacing Intelligent note-taking Queryable database Shareable content AI writing assistant Content summarization Meeting preparation Personal AI assistant Seamless integration User-friendly interfaceBoth tools — Pros
—Only in tiddlywiki — Pros
Flexible Reliable Community support Customizable Powerful knowledge management Portable Single html file Versatile Hyper-extensible Spaced repetition Feature-rich Future safe Open sourceOnly in Heyday — Cons
Login issues Persistent screen presence Price Stagnant search interfaceBoth tools — Cons
—Only in tiddlywiki — Cons
Steep learning curveDetails
| Heyday | tiddlywiki | |
|---|---|---|
| Categories | Note and writing apps, Knowledge base software, Data analysis tools, Writing assistants | Note and writing apps, Project management software, Website builders |
| Platforms | Web | Web |
| Became Popular | April 4, 2022 | October 17, 2017 |
| Website | heyday.xyz | tiddlywiki.com |
Who Should Pick Which?
Choose Heyday if...
- Productivity enhancement
- Automatic content organization
- User-friendly
Choose tiddlywiki if...
- Flexible
- Reliable
- Community support
With a FactScore™ of 58.4 vs 60.2, tiddlywiki leads in community reception. Heyday uniquely offers Productivity enhancement and Automatic content organization, while tiddlywiki stands out for Flexible and Reliable.
What Users Say
Heyday
I used Heyday for months. The team doesn't seem to care about product feedback and the search interface has stagnated and extension has become more annoying (highlighting keywords). I love the idea...
I really liked using the product, which has been super handy in organizing thoughts and insights from the clickholes I tend to get in every day. I'm hoping this keeps my multitude of tabs at bay.
Heyday has been a lifesaver. It automatically saves everything I browse and brings up relevant information right when I need it.
tiddlywiki
The learning curve is so steep you might want to drop it at the very beginning. But don't be deceived! Once you get a hang of how tiddlers work and set up a system that matches your workflow, the p...
Did your favorite reading software disappear overnight (rhymes with Rocket) ? Or maybe your "free" information manager decided to start charging you the equivalent of an automobile payment (rhymes ...
TiddlyWiki can be a simple journal that somehow keeps memories local to your devices and easy to find for 20 years, or a personal in-browser app framework, if you're susceptible to nerd sniping. Us...
Related Comparisons
Frequently Asked Questions
Which is better, Heyday or tiddlywiki?
Based on FactScore™, tiddlywiki leads with a score of 60.2 vs 58.4. tiddlywiki has a higher rating of 5.0★ compared to 4.8★.
What are the pros of Heyday compared to tiddlywiki?
Heyday uniquely offers: Productivity enhancement, Automatic content organization, User-friendly, Easy to use, Browsing history resurfacing.
What are the pros of tiddlywiki compared to Heyday?
tiddlywiki uniquely offers: Flexible, Reliable, Community support, Customizable, Powerful knowledge management.
Is Heyday better rated than tiddlywiki?
Heyday is rated 4.8★ from 16 reviews. tiddlywiki is rated 5.0★ from 15 reviews.
What is the FactScore™ of Heyday and tiddlywiki?
FactScore™ weighs rating and review volume together. Heyday scores 58.4 and tiddlywiki scores 60.2.
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