Independent product studio — Brazil, est. 2020

Built end to end.Run in production.

We take software from first commit to the app stores — architecture, engineering, infrastructure, release — and keep operating it long after launch.

Products in rotation
10
Platforms
iOS · Android · Web
Operating since
2020
Based in
Brazil — remote
01 — Index

Products we build and operate.

  • Active
  • Beta
  • Inactive
  • Vacant
01

Pawly

Beta

A companion for your pet's daily routines — meals, walks, and quiet moments, gently tracked.

02

Oabei

Active

A calm preparation tool for the Brazilian bar exam. Study sessions, spaced review, mock tests.

oabei.com.br
03

Mooni

Active

Track your mood. Blame the moon. A mood journal that correlates how you feel with lunar phases — 30 seconds a day, fully offline.

04

Enem Questions

Active

A clean take on past ENEM exam questions across all four subject areas — with progress tracking and weak-spot detection.

questoesenem.app
05

Prayer Times

Active

Salah times and a live Qibla compass, calculated from astronomical algorithms — fully offline, no ads, no tracking.

06

Astro Planner

Active

Astrophotography planning. Sun and moon, golden hour, light pollution map, Milky Way visibility, live aurora tracking.

07

Biteline

Beta

Solunar fishing and hunting times — major and minor feeding periods computed from real moon positions. Offline, no ads, no subscriptions.

08

NicheScout

Inactive

Find what the world actually needs. Scan trending searches, Reddit pain points, market gaps, and revenue signals — then validate an app idea before you build.

09

Flicky

Beta

Flashcards with spaced repetition, quiz mode, and speak mode — practice English by speaking answers aloud, graded locally on your device.

10

Waymark

Beta

Offline sun, moon & compass for trips. Save beacons, know the light ahead, and find your way back when signal gets thin.

11

Untitled

Vacant

Reserved for the next product worth shipping.

02 — Capabilities

Every layer, in-house.

01

Product engineering

Native-quality mobile with Flutter; fast, content-first web with Astro and Next.js. Design and engineering under one roof.

02

Infrastructure & release

Serverless backends, edge deployment, observability, and fully automated App Store and Play Store releases. Every product ships on its own pipeline.

03

Operating for the long run

Shipping is the start. Analytics, marketing automation, localization, and updates — we run what we build, years after launch.

Flutter · TypeScript · Astro · Next.js · Node.js · Drizzle · Vercel · AWS SES · Fastlane · App Store Connect · Google Play

03 — Client work

We take on a limited number of client engagements a year — full product builds, mobile or web, with the same engineering standards as our own catalog.

contact@d2vsolutions.com