Expose HTTP Server vs JSON Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Expose HTTP Server
Transform your iPhone or iPad into a local HTTP/API server for seamless file sharing, mock API testing, and static site hosting on your Wi-Fi network. Easily connect computers, test devices, and other platforms without installing additional software.
- Local HTTP/API server
- Wi-Fi file sharing
- WebDAV server
- Mock API testing
- Static site hosting
- HTTPS/TLS support
- Access control
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Expose turns your iPhone or iPad into a local HTTP/API server for the same Wi-Fi network. Use it as a file server, WebDAV server, static site host, and mock API workbench: computers, test devices, browsers, scripts, TVs, and dev boards can open your local URL or scan a QR code without installing another app. Use Expose for: - Wi-Fi file sharing: send photos, videos, documents, and folders to Mac, Windows, Linux, TV boxes, NAS workflows, and nearby devices - Local WebDAV: browse folders from Finder, Files, rclone, Cyberduck, and compatible clients; enable uploads or WebDAV write only when you choose - Mock API testing: create JSON, HTML, redirects, status codes, headers, latency, and conditional responses; match query, path, header, or request body values, inspect captured payloads, and replay requests - Dynamic response templates: insert request values, UUIDs, timestamps, and random data, then verify output with a live preview and sample inputs - Static site preview: serve a folder as a local website with index.html and SPA fallback - Automation: use Shortcuts or Siri to start, stop, or copy the running server URL - Session upkeep: bulk-select routes, sources, and logs to clear them fast; broken-source warnings flag missing files or photos; guided Local Network permission and actionable recovery when a start fails Expose stays local-first. It does not require a cloud account, does not upload your files, photos, routes, or logs to our servers, and does not publish your device to the public internet. You choose what to share and control access with token, Basic/Bearer auth, Host/CORS/IP allowlists, and HTTPS. Because iOS limits background execution, Expose is designed for user-started foreground local sessions. Keep Screen Awake and short background grace improve hands-on testing, but Expose is not a 24/7 background hosting platform. Privacy Policy: https://expose.bonjour.dev/privacy Terms of Use (EULA): https://expose.bonjour.dev/terms
JSON Viewer
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Paste a JSON blob — an API response, a config file, a log payload — and JSONView turns it into a collapsible, colour-coded tree the moment it lands. Validate it with an error that names the exact line and column, format or minify it, and copy it back out. Everything happens on your iPhone, offline, so your payload never touches a web tool. Most JSON apps wrap the same lenient system parser. JSONView ships its own strict RFC 8259 engine: it preserves your key order instead of scrambling it, keeps number literals exactly as written, rejects the trailing commas other parsers silently swallow, and warns you about duplicate keys — with the position of both copies. WHAT YOU GET • Paste an API response and read it as a collapsible tree in under a second, with keys, strings, numbers and booleans each in their own colour • Broken JSON tells you exactly where: "Line 14, column 27 — trailing comma before '}'" instead of a shrug • Duplicate keys are flagged with both positions, so the bug that only bites in production gets caught on your phone • Find any key or value in a deep payload and jump to it with its full $.path[3].to.node • One tap copies a value, its path, or the whole document — pretty-printed or minified — to the clipboard • Round-tripping never rewrites your data: key order survives, 1e3 stays 1e3, -0 stays -0 PERFECT FOR • Backend and mobile developers checking an API response away from the desk • QA engineers pinning down exactly which field broke the build • Support and ops engineers reading the log payloads customers send in • Anyone learning what valid JSON actually is, from a parser that explains every rejection WHY NOT JUST A WEB FORMATTER? Every browser JSON tool means pasting your payload — auth tokens, emails, customer records — into someone else's server. JSONView parses entirely on-device and works in airplane mode. It also opens .json files straight from Files, Mail or Slack, so you skip the copy-paste dance entirely. PRIVATE BY DEFAULT No network calls. No account. Your documents are parsed and stored only on your iPhone, and your saved library never leaves the device. FULL ACCESS JSONView Pro unlocks the complete toolkit: an unlimited saved-document library, minify to clipboard, .json file export, custom indent width, and A-to-Z key sorting. Choose a weekly plan, a yearly plan, or a one-time lifetime purchase. Weekly and yearly plans are auto-renewing subscriptions; lifetime is a single payment. Copy a JSON payload, open JSONView, and tap Paste — the tree is already waiting. Terms of Use: https://leanstudio.asia/terms-of-use Privacy Policy: https://leanstudio.asia/privacy-policy Support: support@leanstudio.asia
Screenshots
Verdict
The clearest difference is in-app purchases: JSON Viewer at none against Expose HTTP Server's 3. Expose HTTP Server's advantage is update cadence (fortnightly vs every 4 months) and device support (3 vs 1). On price and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Expose HTTP Server sells 3 in-app purchases, starting at $3.99 per month. JSON Viewer asks for nothing beyond the download.
Expose HTTP Server ships an update fortnightly, JSON Viewer every 4 months. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.
| Parameter | Expose HTTP Server | JSON Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Bonjour, LLC | LEAN ASIA CO., LTD |
In-app purchases
Expose HTTP Server
- Expose Premium Monthly$3.991 Month
- Expose Premium Annual7 Days trial$34.991 Year
- Expose Premium Lifetime$69.99
JSON Viewer
No in-app purchases









