https://survival-apps.com/en/ Independent web & mobile development, for when disaster strikes and/or to prevent it. Real portfolio, real projects, zero filters. en https://survival-apps.com/en/transmissions/034-emergency-sos-already-in-your-phone/ https://survival-apps.com/en/transmissions/034-emergency-sos-already-in-your-phone/ Tue, 29 Sep 2026 08:00:00 +0000 Emergency SOS and emergency contacts are already built into Android and iPhone. Here's how to switch them on. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/033-rss-feed-without-masters/ https://survival-apps.com/en/transmissions/033-rss-feed-without-masters/ Tue, 22 Sep 2026 08:00:00 +0000 Survival Apps has no newsletter. It has an RSS feed: no account, no tracking, no email list. Here's how it works and why. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/032-background-music-workshop/ https://survival-apps.com/en/transmissions/032-background-music-workshop/ Thu, 17 Sep 2026 08:00:00 +0000 42-minute ambient loops to leave running while you work — the latest three, just uploaded to the Survival Apps YouTube channel. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/031-live-test-lora-mesh-web-interface/ https://survival-apps.com/en/transmissions/031-live-test-lora-mesh-web-interface/ Fri, 11 Sep 2026 08:00:00 +0000 My own web interface for the LoRa tracker, tested live: what it shows, what it's for, and why it sometimes beats a phone app. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/030-neighborhood-first-survival-network/ https://survival-apps.com/en/transmissions/030-neighborhood-first-survival-network/ Thu, 03 Sep 2026 08:00:00 +0000 Before a bunker or a mesh radio, your real survival network is your neighborhood: the people you know in person, on your own block. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/029-lora-radio-wio-tracker-first-tests/ https://survival-apps.com/en/transmissions/029-lora-radio-wio-tracker-first-tests/ Tue, 01 Sep 2026 08:00:00 +0000 The Wio Tracker L1 Pro arrived with Meshtastic firmware: unboxing, first tests on the Lombardy mesh, and a local web app to run it from my desk. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/028-commodore-77-night-city/ https://survival-apps.com/en/transmissions/028-commodore-77-night-city/ Thu, 27 Aug 2026 08:00:00 +0000 The Commodore 64 Ultimate meets Cyberpunk 2077 in a special edition announced at Gamescom 2026. A field note on why this retro rebirth matters to me. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/027-raven-workshop/ https://survival-apps.com/en/transmissions/027-raven-workshop/ Sun, 23 Aug 2026 08:00:00 +0000 Code only carries a project so far. Written by someone who recently sat down at the Officina bench. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/026-the-law-always-comes-later/ https://survival-apps.com/en/transmissions/026-the-law-always-comes-later/ Wed, 19 Aug 2026 08:00:00 +0000 From seat belts to speed limits to today's AI Act: why the law meant to protect you from a technology always arrives years too late. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/025-solar-eclipse-apocalyptic-theories/ https://survival-apps.com/en/transmissions/025-solar-eclipse-apocalyptic-theories/ Wed, 12 Aug 2026 08:00:00 +0000 The August 12, 2026 solar eclipse without the panic filter: an omen of doom for millennia, yet an event that destroys nothing. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/024-neuromancer-william-gibson/ https://survival-apps.com/en/transmissions/024-neuromancer-william-gibson/ Sat, 08 Aug 2026 08:00:00 +0000 Why William Gibson's Neuromancer (1984) is the book that shaped this blog's technical and visual imagination more than any other, read through a personal lens. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/023-three-survival-pillars/ https://survival-apps.com/en/transmissions/023-three-survival-pillars/ Wed, 05 Aug 2026 08:00:00 +0000 BioRadar, EcoSurvivor and HotSummer share a common thread I only found afterwards: know nature, don't waste resources, face the extremes. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/022-ownership-vs-subscription/ https://survival-apps.com/en/transmissions/022-ownership-vs-subscription/ Sat, 01 Aug 2026 08:00:00 +0000 Why "publisher, not seller" doesn't mean "I don't sell": a reflection on one-time purchases, subscriptions, and what's still yours after you buy an app. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/021-verify-apk-before-installing/ https://survival-apps.com/en/transmissions/021-verify-apk-before-installing/ Sat, 01 Aug 2026 08:00:00 +0000 SHA-256 hashes, VirusTotal reports and the signs to check before installing an APK from outside the Play Store — the procedure I use for every release. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/020-hotsummer-from-concept-to-code/ https://survival-apps.com/en/transmissions/020-hotsummer-from-concept-to-code/ Thu, 30 Jul 2026 08:00:00 +0000 The extreme-heat app concept (Transmission 017) became HotSummer, on sale for 7.99 €: risk index, Pip-Boy alert, zero backend. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/019-war-zones/ https://survival-apps.com/en/transmissions/019-war-zones/ Wed, 29 Jul 2026 08:00:00 +0000 A reasoned map of today's conflicts, the weight of the USA, Russia and China, and why it makes more sense to build than to destroy. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/018-meshtastic-off-grid-communications/ https://survival-apps.com/en/transmissions/018-meshtastic-off-grid-communications/ Sun, 26 Jul 2026 08:00:00 +0000 What Meshtastic is, how a LoRa mesh network works with no towers or SIM cards, and three flagship hardware nodes for building your own off-grid comms network. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/017-extreme-heat-app/ https://survival-apps.com/en/transmissions/017-extreme-heat-app/ Tue, 21 Jul 2026 08:00:00 +0000 An app idea for extreme heat waves: not yet another weather app, but a tool that turns the alert into concrete, personalized actions. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/016-waste-and-redundancy-in-computing/ https://survival-apps.com/en/transmissions/016-waste-and-redundancy-in-computing/ Mon, 20 Jul 2026 08:00:00 +0000 In survival, redundancy is life; in computing it's often dead weight. Learn to tell the waste you should cut from the redundancy that saves your day. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/015-bioradar-flora-fauna-scanner/ https://survival-apps.com/en/transmissions/015-bioradar-flora-fauna-scanner/ Sun, 19 Jul 2026 08:00:00 +0000 How BioRadar is built: the Android app that turns the wildlife and plants around you into targets on a cyberpunk radar, with live data from iNaturalist. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/014-ecosurvivor-managing-finances-like-a-survivor/ https://survival-apps.com/en/transmissions/014-ecosurvivor-managing-finances-like-a-survivor/ Sat, 18 Jul 2026 08:00:00 +0000 How €co-Survivor is built: an offline React Native + Expo budget app with a post-apocalyptic theme — reserves, rations, a survival index. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/013-personal-dashboard-python-sqlite/ https://survival-apps.com/en/transmissions/013-personal-dashboard-python-sqlite/ Thu, 16 Jul 2026 08:00:00 +0000 How my "command deck" is built: one HTML file with inline CSS/JS and a stdlib Python server (http.server + SQLite), seven panels and a node map. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/012-cyberpunk-aesthetic/ https://survival-apps.com/en/transmissions/012-cyberpunk-aesthetic/ Wed, 15 Jul 2026 08:00:00 +0000 What "cyberpunk" means and which elements make an image recognizable: high tech, low life, neon and urban decay. A plain-language guide. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/011-digital-markets-act-solo-developer/ https://survival-apps.com/en/transmissions/011-digital-markets-act-solo-developer/ Sun, 12 Jul 2026 08:00:00 +0000 The Digital Markets Act forced Apple and Google to allow alternative stores, sideloading and their own payments. What it means if you publish apps solo. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/010-compulsive-scrolling/ https://survival-apps.com/en/transmissions/010-compulsive-scrolling/ Tue, 07 Jul 2026 08:00:00 +0000 What compulsive scrolling (doomscrolling) is, why the infinite feed hooks us, and how to get out, seen from the side of the people who build the apps. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/009-zoltar-design-and-schematics/ https://survival-apps.com/en/transmissions/009-zoltar-design-and-schematics/ Sun, 05 Jul 2026 08:00:00 +0000 Part two of Zoltar: from concept to block diagram. Why the brain moves from Arduino to Raspberry Pi, and the thermal printer that delivers the verdict. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/008-claude-code-indie-dev/ https://survival-apps.com/en/transmissions/008-claude-code-indie-dev/ Fri, 03 Jul 2026 08:00:00 +0000 An AI agent in an indie developer's terminal: what really changes, what doesn't, and how it fits a philosophy built on autonomy. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/007-pwa-capacitor-or-native/ https://survival-apps.com/en/transmissions/007-pwa-capacitor-or-native/ Fri, 03 Jul 2026 08:00:00 +0000 Three ways to get an app onto a phone — PWA, Capacitor, native — a decision map of what each choice really costs you, without a single line of code. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/006-field-cyberdeck-part-1/ https://survival-apps.com/en/transmissions/006-field-cyberdeck-part-1/ Thu, 02 Jul 2026 08:00:00 +0000 Build log part one: what a cyberdeck is, the constraints of a world with no power grid or internet, and the parts I picked to build a field-ready one. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/005-return-to-self-hosting/ https://survival-apps.com/en/transmissions/005-return-to-self-hosting/ Tue, 30 Jun 2026 08:00:00 +0000 Free tiers vanishing, prices multiplying tenfold, services shutting down: why more and more developers are going back to hosting their own apps. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/004-google-play-solo-developer/ https://survival-apps.com/en/transmissions/004-google-play-solo-developer/ Sun, 28 Jun 2026 08:00:00 +0000 Mandatory testers, identity checks, API requirements that keep changing: what to expect today when publishing your first app on Google Play on your own. Zone 2 — Mobile / Android https://survival-apps.com/en/transmissions/003-zoltar-oracle-from-an-aquarium/ https://survival-apps.com/en/transmissions/003-zoltar-oracle-from-an-aquarium/ Wed, 24 Jun 2026 08:00:00 +0000 Zone 3's founding project: turning the remains of a decommissioned aquarium into a mechanical oracle inspired by carnival fortune-teller machines. Zone 3 — Cyberpunk / Survival https://survival-apps.com/en/transmissions/002-independent-software-from-the-commodore-64/ https://survival-apps.com/en/transmissions/002-independent-software-from-the-commodore-64/ Sun, 21 Jun 2026 08:00:00 +0000 The Survival Apps manifesto: forty years of self-taught code, a PhD in Pharmacognosy, and why "independent" is a precise technical choice. Zone 1 — Web Apps https://survival-apps.com/en/transmissions/001-first-connection/ https://survival-apps.com/en/transmissions/001-first-connection/ Wed, 17 Jun 2026 08:00:00 +0000 The opening transmission of Survival Apps: why this blog exists, who writes it, and the first project in the works — a dashboard in a single HTML file. Zone 1 — Web Apps