NucleoApp
Icon Organizer & Icon Library
Phosphor Icons
A flexible icon family for everyone — 588 icons in 6 weights
Updated February 2026
| NucleoApp | Phosphor Icons | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 4 | 15 |
| Pros | 0 | 7 |
| FactScore™ | 34.9 | 60.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in NucleoApp — Pros
No unique pros listedBoth tools — Pros
—Only in Phosphor Icons — Pros
Minimalist design Wide variety of icons Free and open source Multiple icon styles Easy to expand Excellent documentation High resolutionOnly in NucleoApp — Cons
—Both tools — Cons
—Only in Phosphor Icons — Cons
—Details
| NucleoApp | Phosphor Icons | |
|---|---|---|
| Categories | Graphic design tools, Design resources, Icon sets | Graphic design tools, Design resources, Icon sets |
| Platforms | Web | Web |
| Became Popular | April 7, 2015 | October 13, 2020 |
| Website | nucleoapp.com | phosphoricons.com |
Who Should Pick Which?
Choose NucleoApp if...
- No unique pros listed
Choose Phosphor Icons if...
- Minimalist design
- Wide variety of icons
- Free and open source
With a FactScore™ of 34.9 vs 60.2, Phosphor Icons leads in community reception. NucleoApp uniquely offers No unique pros listed, while Phosphor Icons stands out for Minimalist design and Wide variety of icons.
What Users Say
NucleoApp
Simple and effective work with icons.
I've been using Nucleo for a couple of years now. Normally when you pay for something for life, they end up not supporting it. Nucleo has been really great. They continue to put out new updates wit...
Phosphor Icons
We use this excellent icon set throughout our app on all our platforms. It's fun to work with, well documented, and it is offering all the icons we need (and growing!). It also features 5 different...
These icons are so stunning and beautifully designed, and incredibly flexible to boot! This is our second project to use them, and we found we could customise them to get a duotone effect that feel...
Beautiful, well-crafted icons with an array of different styles. The duotone icons are especially nice, and the whole set is easy to expand with custom icons. (We've added an octopus! 🐙)
Related Comparisons
Frequently Asked Questions
Which is better, NucleoApp or Phosphor Icons?
Based on FactScore™, Phosphor Icons leads with a score of 60.2 vs 34.9. Phosphor Icons has a higher rating of 5.0★ compared to 5.0★.
What are the pros of NucleoApp compared to Phosphor Icons?
NucleoApp uniquely offers: No unique pros listed.
What are the pros of Phosphor Icons compared to NucleoApp?
Phosphor Icons uniquely offers: Minimalist design, Wide variety of icons, Free and open source, Multiple icon styles, Easy to expand.
Is NucleoApp better rated than Phosphor Icons?
NucleoApp is rated 5.0★ from 4 reviews. Phosphor Icons is rated 5.0★ from 15 reviews.
What is the FactScore™ of NucleoApp and Phosphor Icons?
FactScore™ weighs rating and review volume together. NucleoApp scores 34.9 and Phosphor Icons scores 60.2.
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