How an HTML file becomes an Android app, the single-file and folder routes, what free really covers, online conversion versus Android Studio, where a bundled app keeps its data, why JavaScript breaks when bundled, signing and installing, the Google Play checklist, versioning, student projects and security. Each guide answers its question in the first paragraph.
How an HTML file becomes an APK, the single-file route, and how to lay out a folder of HTML, CSS and JS so it bundles cleanly.
The whole picture in one place: how it works, the three inputs, offline limits, cost, and the checklist from file to installed app.
12 min readOne document, nothing to path, nothing to miss: what belongs in the file and the ten-minute route to an installed APK.
8 min readindex.html at the root, relative paths everywhere, and the ZIP mistake that produces a blank app every time.
8 min readWhat free converters really give you, and online conversion against Android Studio, Cordova and Capacitor.
Signed or not, watermark or not, expiry or not — the five questions that separate a free product from a free demo.
7 min readFour routes to the same result, compared on setup, control, native access and maintenance — and which fits a first app, a client app and a product.
9 min readWhere a bundled app keeps its data, and why JavaScript that worked in the browser stops inside the APK.
No server, so where does the data go? localStorage, IndexedDB and files, what survives what, and how to add backup.
8 min readBlank screen, dead buttons, CORS in the console: the ten causes, each with a two-minute test and a fix.
10 min readSigning and installing, the Google Play checklist, and versioning so updates install over the old build.
Why the APK is signed, what the install warnings mean, and how to get the file to a phone, a class or the public without the store.
8 min readThe developer account, the AAB, the listing, the policy URL, the Data safety form, the content rating and the rule that rejects bare wrappers — in order.
10 min readSame package name, same key, higher version code — and what happens to the user's saved data when the update installs.
6 min readStudents and portfolios, and the security basics of an app whose source is readable by anyone who unzips it.
A school assignment, a bootcamp exercise or a portfolio, installed on a phone in front of an interviewer — and how to describe it honestly.
6 min readThe APK is readable by anyone, so what does that mean for keys, logins and 'hidden' content — and what is a bundled app actually protected against?
7 min readUpload the file or ZIP, pick a name and an icon, and download a signed Android APK in minutes. Free to start — no Android Studio, no code changes, no card.
Convert HTML to APK — free