Userscripts icon

Justin Wasack

For web developers and privacy-conscious power users seeking to customize browser behavior on iOS and macOS.

Known forUserscripts
1app4.4(173)Developer Tools

Snapshot

Who is Justin Wasack?

Providing power users with open-source tools to customize their web browsing experience through privacy-first script management.

Target audience

Web developersPrivacy-conscious power users seeking to customize browser behavior on iOSMacOS

Top rival

And a Dinosaur

Other rivals

Portfolio

Free 1
1
app
Developer Tools1

Last updated

Userscripts

v1.8.6

9mo ago

Maintenance

Publisher DNA

What defines Justin Wasack?

Publisher DNA

Primary focus

Open-source developer tools for Safari

Scale

indie

Target audience

Web developers and privacy-conscious power users seeking to customize browser behavior on iOS and macOS.

Signature Patterns

  • •Commitment to open-source transparency and privacy-first design
  • •Non-commercial distribution with a completely free access model
  • •Focus on the Safari ecosystem across both iOS and macOS
  • •Utility-driven features targeting technical users and developers
Maintenance

Portfolio momentum

Maintains a single active utility with one update released in the last 6 months.

Last release 102d agoActive apps 1

Portfolio

What does Justin Wasack ship?

Apps

1 app analysed

Minimalist interface avoids the clutter of legacy script managers

  • Open source nature and lack of hidden monetization build significant trust with power users
  • Scripts stop functioning or fail to load automatically, requiring frequent manual app re-opening

Single-market publisher, every app ships only to United States.

Based on 1 of 1 app with localized market data · last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

User Sentiment

How do users feel about their apps?

1

Positive apps

0

Neutral / mixed

0

Negative apps

75/100

Avg sentiment score

Rivals

Who does Justin Wasack compete with?

The rivals identified

Same space(9)

And a Dinosaur

known forWeb Inspector

1 app4.0Developer Tools

Directly competes for the same Safari-based developer audience by offering DOM and network inspection tools.

ASHVIN SUTHAR

known forJSitor - JS, HTML & CSS Editor

1 app3.6Developer Tools

Serves the same developer segment as Userscripts but focuses on a standalone code-editing environment rather than browser-based script injection.

Firas Moussa

known forNode.js Lab

1 app3.8Developer Tools

Provides a portable runtime environment for developers, offering a higher-level utility than the script-injection focus of Userscripts.

Julian Lau

known forJavaScript Editor - Js Editor

1 app1.0Developer Tools

Targets the same beginner developer audience as Userscripts but focuses on local file management rather than browser-based script injection.

Pierre Stanislas

known forBuilt With for Safari

3 apps5.0Developer Tools

Acts as a specialized Safari extension for infrastructure auditing, sharing the same browser-integrated delivery model as Userscripts.

Sindre Sorhus

known forRefined GitHub

1 app4.8Developer Tools

Targets the same professional developer audience as Userscripts but focuses on GitHub-specific UI improvements rather than general script injection.

SoyApps

known forCopy Link to Pasteboard

1 app5.0Developer Tools

Functions as a specialized Safari extension that automates data formatting, serving a similar browser-utility niche as Userscripts.

小文 黄

known forluai5.2.1$

1 app0.0Developer Tools

Provides a dedicated environment for script execution, serving users who require more robust language support than generic JavaScript injection.

金攀 虞

known forConsole Mini

1 app4.7Developer Tools

Provides advanced debugging tools for Safari that exceed the capabilities of simple script injection, targeting professional web developers.

The Analyst's Read

The bottom line on Justin Wasack

Bottom line

Justin Wasack is a specialized indie developer with a strong reputation for privacy-centric browser utilities. The project is well-positioned for users seeking open-source transparency, though the single-app portfolio indicates a focus on maintenance rather than commercial scaling.

Frequently asked questions

How many apps does Justin Wasack publish?
Justin Wasack has 1 app tracked by Marlvel, primarily in the Developer Tools category.
What kind of apps does Justin Wasack make?
Justin Wasack's portfolio is concentrated in Developer Tools, with an average rating of 4.4/5 across rated apps.
What is Justin Wasack's top app?
By review volume across the portfolio, Userscripts is Justin Wasack's best-known app tracked by Marlvel.
In how many countries are Justin Wasack's apps available?
Marlvel has tracked Justin Wasack's apps across 1 country.

What fed this analysis

Apps analyzed:
1
With full intel:
1
With overview:
1
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Justin Wasack, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Justin Wasack intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/justin-wasack

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Data licensed under CC-BY-NC 4.0