iOS 17+
DoseBell
Schedule private medication reminders, record confirmations locally, and optionally share privacy-minimized status with trusted caregivers.
zeroordinalsoftwarestudio
Apple apps that stay on the device.
Zero Ordinal makes focused software for iPhone and Mac. Local-first by default — no studio account required.
iOS 17+
iOS 17+
Tandem Names
Discover baby names privately with a partner, reveal only mutual matches, and use a structured comparison to reach a finalist.
macOS 13+
PixelSpy
Pick any Mac screen pixel, copy production-ready color code, and generate Tailwind 50–950 scales without uploading screen content.
macOS 14+
Markloom
A local-first Markdown workspace. Open Markdown or PDF, recover text with PDFKit or on-device Vision OCR, then export Markdown, HTML, PDF, or DOCX.
iOS 17+
Lightning Voice
Speak a reminder, get a local notification at the time you choose, then open it to hear your own voice note.
How the apps are built
On the device, not in a cloud account.
Local-first
Reminders, voice notes, colors, and documents stay on the device. The apps do not require a Zero Ordinal account.
No studio cloud
There is no Zero Ordinal sync service for app content. Import and export use files you choose on the device.
Sold through Apple
Downloads and purchases go through the Apple App Store. Support is by email at zeroordinal@gmail.com.
Need help with an app?
Most answers are on each product page. If you still need help, email us and include the app name, version, and device.