All work
Waznah
A specialty coffee brewing companion, from ratio to recipe to the last pour.
500+ downloads
01
Overview
Problem
Brewing specialty coffee well depends on exact ratios, timing and pour steps, which are hard to follow from memory or a printed card.
Audience
Home brewers and specialty coffee enthusiasts, and Saudi specialty coffee roasters sharing their recipes.
- Role
- iOS Developer
- Platforms
- iOS
- Category
- Food & Drink
- Year
- 2022 – 2026
- Stack
- SwiftUI
- Firebase
02
Key features
- Coffee-to-water ratio calculator with presets for V60, Chemex, espresso and cold brew.
- Recipe builder: method, coffee, water, temperature, notes and pour steps.
- Guided “Brew Journey” with step countdowns, cumulative scale targets and haptic cues.
- Brew timer on the Lock Screen and in the Dynamic Island.
- Community recipes: browse, search by roastery or method, share, and export as PDF with a QR code.
- “Roaster Picks”: scanning the QR code on a coffee bag opens the roaster’s recipe instantly, even without the app installed.
- Post-brew taste feedback with tips for adjusting grind size or water temperature.
03
Technical highlights
- Live brew timer surfaced on the Lock Screen and in the Dynamic Island, with haptics tied to each pour step.
- QR-based recipe sharing that works for people who don’t have the app yet.
- Privacy by design: the app collects no user data.
04
Screenshots
05
After launch
v2.2 – 2.3
Community recipes, PDF export with QR codes, and the guided Brew Journey.
v3
“Roaster Picks” with Saudi specialty roasters; the QR code on a coffee bag opens its recipe without installing the app; post-brew taste feedback; Lock Screen and Dynamic Island timer.
06
Outcome
First released in February 2022 and continuously maintained through v3 (October 2026). 500+ downloads; collects no user data.


