Guide
March 18, 20268 min
Best Voice Task Management App on Android in 2026
Discover how to manage your tasks by voice with AI that truly understands your intentions. Comparison of voice solutions on Android.
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Behind the scenes of development, technical articles, and feedback from a solo dev.
Tutorial
March 17, 20268 min
How I Built a Complete Referral System in React Native in One Day
Android deep links, Play Store Install Referrer, stacked rewards, push notifications in 6 languages — 22 files modified, 1324 lines added.
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Build in Public
March 16, 202610 min
I built a voice-powered AI task manager in 650 commits — what I learned
React Native, Deepgram STT, OpenRouter LLM, OpenAI TTS — 6 months of solo dev, from idea to Play Store.
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AI/Voice
March 12, 20267 min
AI Images and Inline Dictaphone: What's New in v1.3.2
v1.3.2 brings AI images directly into tasks and a redesigned inline dictaphone. Plus a gesture handler migration that gave me a headache.
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Comparatif
March 10, 20269 min
Free Alternative to Todoist and Google Keep — with Voice AI
Todoist limits to 5 projects for free, Google Keep lacks structure. Detailed comparison with TAMSIV, the voice and collaborative alternative.
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Feature
March 8, 20266 min
Participants in the Agenda and Advanced Filters
Adding participants to events opened the door to advanced filters, multi-day events, and private overlays in the group agenda.
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AI/Voice
March 5, 20267 min
Native STT vs. Deepgram: The Cost-Quality Trade-off
Deepgram offers excellent transcription but comes at a cost. I've added native Google/Apple STT as a free alternative. Two engines, one workflow.
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Guide
March 3, 20268 min
Smart Voice Memo App on Android — Beyond Simple Recording
No more audio recordings you never listen to again. Discover smart voice memos: dictate, and AI automatically organizes and structures.
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UX
March 2, 20266 min
Onboarding and lazy registration: try before you sign up
Supabase Anonymous Auth to let the user test everything without an account. The challenge: convincing them to sign up afterwards.
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Feature
February 26, 20266 min
Admin dashboard, RGPD analytics, and cookie consent
Admin dashboard with Recharts, GA4 with Consent Mode, and 3-toggle RGPD cookie consent — all without violating privacy.
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AI/Voice
February 22, 20267 min
AI Image Generation: Gemini, FLUX.1, and the perfect prompt
Two AI image providers in TAMSIV: Gemini 2.5 Flash Image for quality and Runware FLUX.1 for economy. The secret? Letting the LLM write the prompts.
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Performance
February 18, 20268 min
-80% Supabase egress thanks to smart caching
My Supabase bill was rising due to egress. ContentCacheService with L1 memory cache, L2 AsyncStorage, and Supabase Realtime. Result: -80 to 90% egress.
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Use Case
February 16, 20268 min
Organize Family Tasks — the Collaborative App that Replaces Post-its
Forgotten groceries, unevenly distributed chores, drowned WhatsApp messages. How a voice app can simplify family life.
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Feature
February 14, 20267 min
i18n: 1993 keys, 6 languages, 9 machine translation passes
Going from 100% French to 6 languages: 1993 keys in 35 files, 9 translation passes via OpenRouter, and a custom script to keep everything synchronized.
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Feature
February 10, 20268 min
RevenueCat Subscriptions: 16 Edge Cases and Sleepless Nights
Implementing in-app subscriptions with RevenueCat seemed simple. Three tiers, one SDK. The reality? 16 edge cases of plan changes and French legal obligations.
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Productivité
February 8, 20268 min
Voice AI Productivity App — Save Time in 2026
We speak 3x faster than we type. Discover how voice AI transforms daily productivity with TAMSIV.
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Feature
February 6, 20266 min
QR code auth: The WhatsApp Web pattern for TAMSIV
Scan a QR code on your phone to log in to the website. Supabase Realtime, fallback polling, and an impressive UX.
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Build in Public
February 3, 20267 min
tamsiv.com in 3 days: Next.js, Tailwind, and the Vercel battle
Building a complete showcase website in 72 hours with Next.js 16, Tailwind CSS 4, Vercel. Animated hero, responsive, SEO, and the pitfalls of the first deployment.
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AI/Voice
January 25, 20266 min
Giving AI Memory: Conversation History and Context
Amnesiac AI vs. AI that remembers. Conversation history, context window management, token costs, and OpenRouter fallback.
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UX
January 18, 20266 min
The Nebula Button: Bringing AI to Life with Particles
An animated button that breathes, pulses, and reacts. The Dictaphone's nebula effect with React Native's Animated API.
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Feature
January 12, 20266 min
Smart Notifications: Recurrence, Badges, and Android Pitfalls
Scheduling recurring reminders, displaying icon badges, surviving Android's kill. Behind the scenes of TAMSIV notifications.
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AI/Voice
January 8, 20267 min
The Dictaphone: When Voice Becomes the Primary Interface
Push-to-talk, PendingCreation, native vs. cloud STT. TAMSIV's Dictaphone makes speaking faster than typing.
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Feature
January 5, 20267 min
The Feed: TAMSIV's Most Complex Screen
Merging activity, notifications, and gamification into a single stream. The Feed screen, the app's most ambitious.
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Architecture
December 18, 20258 min
Designing a Gamification System in PostgreSQL
5 tables, 12 levels, 10 badges, streaks, and daily challenges in a dedicated PostgreSQL schema.
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AI/Voice
December 10, 20258 min
Building a Real-time Voice Pipeline: From Raw Audio to AI Response
PCM 16kHz audio, authenticated WebSocket, Deepgram Live STT, OpenRouter LLM, OpenAI TTS. Building the voice pipeline, chunk by chunk.
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Build in Public
December 5, 20255 min
From Novai to TAMSIV: Anatomy of a Solo Rebranding
When your app's name no longer fits, everything has to change. A look back at the massive rebranding of Novai to TAMSIV, file by file.
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UX
November 22, 20255 min
Contextual search and swipe-to-dismiss — fluidity above all
Unified search across tasks and memos, and swipe navigation. When app fluidity becomes an obsession.
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Feature
November 15, 20257 min
Recurring reminders — the hidden complexity of recurrence rules
Daily, weekly, monthly, and custom reminders. The difficulty of making something inherently complex simple.
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Architecture
November 8, 20256 min
From 800 lines to a clean architecture — refactoring 16 screens
Refactor 16 monolithic screens into organized components and go from 71 to 0 ESLint errors. Why technical debt comes at a cost.
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Feature
November 3, 20256 min
Rich text editor and collaborative checklists — TipTap in React Native
Integrate TipTap as a rich text editor and build checklists with individual or collective real-time validation.
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Feature
October 18, 20255 min
TikTok-style video capture and drag-and-drop — making the app modern
TikTok-style video capture for attachments and drag-and-drop to reorder tabs. The quest for a fluid UX.
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Feature
October 15, 20256 min
Favorites, assignment, and attachments — the details that change everything
Adding favorites, task assignment, and attachments. The choice between relational tables and JSONB, and the trap of expiring signed URLs.
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Architecture
October 12, 20258 min
6-level hierarchical groups — the most complex feature of the project
Building a nested group system with 4 roles, recursive PostgreSQL queries, and 31 RLS policies.
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Architecture
October 9, 20256 min
Security audit before the first user — rate limiting and JWT WebSocket
Implementing rate limiting and JWT authentication on WebSockets even before having users. Why security can't wait.
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Architecture
October 6, 20257 min
3 PostgreSQL schemas for a clean app — structuring Supabase from the start
Separating personal, collaborative, and gamification data into three distinct schemas. An architectural choice that changes everything for maintainability.
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Build in Public
October 3, 20256 min
Why I created TAMSIV — the birth of the project
A family of 4, paper shopping lists, a diving club managing everything on WhatsApp. Here's how the idea for a voice-controlled task manager was born.
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