Small apps.Serious engineering.
Eight focused apps for Mac, Windows and Linux, and a studio that builds what you can’t buy. Pay once, own it, never get nagged.
The apps
Each one does a single job and stays out of the way. Free ones stay free.
- SentinelNewMac security that explains itselfmacOS$129
- TidyA cleaner Mac, without the naggingmacOS$39.95
- Atlas QueryAsk your database in plain EnglishmacOS, Windows, Linux$79
- Ledger CLIAccounting from your terminalmacOS, Windows, LinuxFree
- ShelfA clipboard with a memorymacOSFree
- RelayLocal-first sync for your dotfilesmacOS, Linux$29
- KeelA VPN that stays out of the waymacOS, Windows$4.99/mo
- UnpackOpen any archive. Every one.macOS, WindowsFree
Sentinel
Security
v4.2.1
2026-08-14
New this month
Sentinel 4
Mac security that explains itself
Sentinel watches for the malware Apple's built-in tools miss, tells you in plain language what it found, and never nags you to upgrade.
Built by AppVerz
The studio side of the company. The latest thing we shipped for someone else:
2026
WealthTicker
Screen Indian mutual funds by the numbers that matter.
An independent, AI-powered mutual fund screener for India. Every return, risk and rating figure is computed from public AMFI NAV history — nothing is supplied by a fund house. All of it is free.
- 14,056
- schemes tracked
- 13,657
- with full metrics
- 88
- calculators
Need something that doesn’t exist yet?
The team that ships the apps above takes on a handful of engagements a year. Sixty-four engineers, eleven years, and a habit of leaving behind code the client’s own team can run.
- Platform and infrastructure engineering
- Modernising systems that can’t go down
- Products that need to exist and don’t yet