JSON to SQLITE Converter
Processing entirely on your device — large files may take a moment.
JSON (JavaScript Object Notation) is the data exchange format of the web — human-readable text that APIs, apps and configuration files all speak natively. Dump SQLite tables to CSV/JSON to explore app data without installing anything.
Because the whole conversion happens on your device, it is instant, unlimited and genuinely private — no accounts, no watermarks, no files on anyone's server. Multiple files are converted in one go.
How JSON compares to SQLITE
| JSON | SQLITE | |
|---|---|---|
| Structure | Trees of objects and arrays | Pages, tables, indexes |
| Types / schema | Six native types | SQL column types |
| Compatibility | Universal, machine-first | Every OS, every language |
| Best for | APIs, app data, config-as-code | App data and embedded storage |
How to convert JSON to SQLITE
- 1
Select your files
Drag & drop your JSON files onto the area above, or click to browse. You can add multiple files at once for batch conversion.
- 2
Convert instantly
Click "Convert to SQLITE". The conversion runs entirely inside your browser using WebAssembly — no upload, no queue, no waiting.
- 3
Download results
Download each converted SQLITE file individually, or grab everything at once as a ZIP archive.
About the JSON format
JSON (RFC 8259, popularized by Douglas Crockford) is the lingua franca of program data. It has exactly six types — string, number, boolean, null, array, object — nested into trees, and every language on earth parses it natively. REST APIs, NoSQL documents, browser configuration, package manifests: if software talks to software, JSON is usually the sentence.
The spec is deliberately strict: double quotes only, no trailing commas, no comments. That rigidity makes parsers trivial and interop reliable, but it also makes JSON awkward for hand-edited config (people bolt comments on and break parsers) and its 1:1 text mapping keeps large files heavier than binary alternatives.
+ Strengths
- ✓Native parsing in every language
- ✓Six clear types, nesting as deep as needed
- ✓The default of APIs and modern tooling
! Limitations
- −No comments — poor fit for hand-edited config
- −Strict syntax: trailing commas and single quotes break it
- −Verbose; large files parse slowly
About the SQLITE format
SQLite is the most deployed database engine on earth — a single cross-platform file holding real tables, indexes and queries. App state, browser caches, game saves and downloaded datasets frequently arrive as a .db/.sqlite file, and the whole database is just sitting there.
Dumping its tables to CSV or JSON turns an opaque binary into rows you can open anywhere — the fastest way to answer “what does this app actually store?”
+ Strengths
- ✓Real SQL database in one file
- ✓Zero-configuration and everywhere
- ✓Tables, indexes and types included
! Limitations
- −Binary — needs a reader to open
- −Schema quality varies by app
Why convert JSON to SQLITE?
Think of it as moving your file to the container that fits the job. No comments — poor fit for hand-edited config SQLITE works differently: Real SQL database in one file If any of that sounds like your task, run the conversion — it takes seconds and nothing leaves your device.
Frequently asked questions
Is this JSON to SQLITE converter really free?
Yes — completely free, with no sign-up, no watermark and no daily conversion limits. The site is supported by advertising.
Are my files uploaded to a server?
No. The conversion runs entirely inside your browser using WebAssembly, so your files never leave your device — that is what makes it instant and private.
Does it work on Windows, Mac, iPhone and Android?
Yes. Anything with a modern browser works: Windows, macOS, Linux, Android and iOS. No software installation is required.
Is there a file size limit for JSON to SQLITE?
The only limit is your device's memory, since nothing is uploaded. Files up to a few hundred megabytes work fine on a modern desktop browser; very large files simply take a little longer.
Are formulas, styles or multiple sheets converted?
No — this conversion extracts the data itself into SQLITE. Formulas are exported as their current values, styling is not carried over, and multi-sheet workbooks convert sheet by sheet. For full fidelity between spreadsheet formats, exchange within the same tool family.
How large can my JSON file be?
Since everything runs locally in your browser, the real limit is your device memory rather than an upload cap. Files up to a few hundred megabytes are usually fine on a modern computer; extremely large ones simply take longer.