JSON DevKit Editor vs NameTheory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JSON DevKit Editor
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JSON DevKit is a JSON workbench for iPhone and iPad. View, edit, format, validate, convert, and compare JSON in one place—built for developers, QA engineers, and API testers who need fast answers on mobile. CORE WORKFLOW • Open JSON from the editor, clipboard, files, or a URL • Pretty-print or minify with syntax highlighting and line numbers • Explore structure in tree view or flatten nested data into a table • Run JSONPath queries and inspect matched results • Generate and validate JSON Schema • Compare two JSON documents with a synced side-by-side diff • Convert JSON to CSV, TSV, XML, YAML, TOML, TOON, Markdown table, HTML, or Base64 • Generate model stubs for Swift, Kotlin, TypeScript, Dart, Java, Python, and C# BUILT FOR REAL WORK • Multi-tab workbench keeps source and output snapshots as you switch tools • Large payloads are processed off the main thread with progress feedback • iPhone and iPad layouts adapt to your device—same tools, optimized navigation • Recent history helps you return to earlier documents quickly PRIVACY BY DESIGN • All JSON processing happens on your device • No account required to use core features • Firebase Analytics (Google) collects anonymous usage events only—no JSON content or ad identifiers • No ads, no subscriptions, and no in-app purchases. All tools are included. • Your data stays local unless you explicitly copy, share, or export it Whether you are debugging an API response, checking a config file, or converting JSON for a report, JSON DevKit keeps the workflow focused and fast.
NameTheory
This tool uses AI to help you brainstorm website names and instantly checks domain availability across numerous top-level domains. It also searches for social media handles and alerts you if a desired domain becomes available.
- AI-powered name brainstorming
- Instant domain availability search
- Domain alerts for new availability
- Social media handle search
- Domain pricing and aftermarket detection
- On-device AI processing
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NameTheory is a domain name search tool for developers and creators. NameTheory uses AI to help you brainstorm name ideas and instantly looks up available web domains for those names and variations of them. All you have to do is add a few starter words that you like and NameTheory will suggest more words matching your theme and look up variations of all your words for available web domains across dozens of top-level domains like .com, .app, .ai and many more. Features: - Automatically searches available domains across hundreds of top-level domains for your names - Set up domain alerts to be notified if a domain becomes available - Uses AI to generates variations of your names and searches for their availability - Tries common "domain hacks" to find available names (getname.com, nameapp.com, getna.me, etc.) - Displays pricing for available domains (powered by the Porkbun API) - Detects aftermarket domains for sale from registrars like Namecheap and GoDaddy - Searches App Store for similar names - Searches Instagram, TikTok, BlueSky, X/Twitter, Reddit, and GitHub for available handles - No AI subscription required, everything runs on your device using Apple's on-device AI - All your data is private and stored locally on your device or synced via your iCloud account
Screenshots
Verdict
The clearest difference is price: NameTheory at Free against JSON DevKit Editor's $0.99. NameTheory also leads on in-app purchases (none vs 3). JSON DevKit Editor's advantage is device support (3 vs 1) and iOS requirement (17.0 vs 26.0). On update cadence 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
NameTheory is free to download; JSON DevKit Editor costs $0.99 up front. JSON DevKit Editor sells 3 one-off in-app purchases. NameTheory asks for nothing beyond the download.
JSON DevKit Editor ships an update every 9 days, NameTheory every 2 weeks. Both last shipped on October 31, 2026.
| Parameter | JSON DevKit Editor | NameTheory |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 9 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, Mac — better | iPhone |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 5 MB | 15 MB |
| Age rating | 4+ | 12+ |
| Developer | andy hu | Roshan Choxi |
In-app purchases
JSON DevKit Editor
- Unlock All Features$1.99
- Unlock + Coffee$2.99
- Unlock + Nice Coffee$4.99
NameTheory
No in-app purchases









