Press Kit
Isolux
Isolux makes one colour pop while turning everything else to greyscale — in seconds, entirely on your device. Pick a photo, drag the colour wheel to the hue you want to keep, and watch the selective colour effect appear in real time. Tap a preset (Red, Orange, Gold, Green, Sky,…
App icon
Direct link: https://obelisk.club/apps/selectivecoloreffect/icon.png
Theme color: #F0EEE9
Boilerplate description
Use any portion freely. For coverage assistance, email below.
Key features
Tactile colour wheel — drag to pick any hue
Real-time selective colour preview
Six one-tap hue presets
Adjustable hue range slider
Before/after toggle
Pro: batch process up to 20 photos
Fully offline — no account, no cloud
Download links
Founder quote
“Isoluxis built around one principle: your data stays on your device. We don't want it, we don't store it, and we don't need it to make the app work. Everything that can run locally, does.”
About Obelisk Club
Obelisk Club is a portfolio of focused, local-first Mac and iOS productivity apps built by a solo developer. The portfolio includes 13 apps spanning note-taking, screenshots, photo workflow, beverage tracking, file compression, and more — all sharing a single principle: software that works without an account, without a cloud, and without a subscription.
Press contact
Happy to share a complimentary Pro promo code, schedule a Q&A, or provide additional materials. Typical response within 24 hours.
Quick facts
- App name
- Isolux
- Maker
- Peter Zhang · Obelisk Club
- Theme color
- #F0EEE9
- Contact
- obeliskclubclub@gmail.com