DevTools+ vs API Vault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DevTools+
A comprehensive suite of developer tools for mobile devices. Quickly format, convert, decode, and test code with a vast collection of utilities. Designed for efficient local processing with no account required.
- JSON formatter, validator, and converter
- API tester with REST, GraphQL, and cURL support
- Regex tester and highlighter
- JWT decoder and analysis
- Base64 encoder/decoder
- Timestamp and timezone conversion
- Local-first data processing
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496 developer tools, ready on iPhone and iPad. DevTools+ puts everyday code utilities in one searchable app. Format JSON, test APIs, inspect regex, decode JWTs, encode Base64, generate UUIDs, convert timestamps, format SQL, and handle hundreds of other development tasks without jumping between random websites. FIND THE RIGHT TOOL FAST - Search all 496 tools across 29 categories - Pin favorites and reopen recent tools - Start with practical examples - Copy and share results - Keep supported history, snippets, and API work organized FORMAT AND CONVERT - JSON formatter, validator, minifier, tree view, sort, and escape - JSON to YAML, CSV, XML, TypeScript, and Java - XML, YAML, TOML, CSV, Markdown, SQL, and text utilities DECODE AND INSPECT - JWT decoder and analysis tools - Base64 encoder and decoder - URL, HTML, Unicode, hexadecimal, and character encoding tools - Hash, HMAC, password, certificate, header, and security helpers - Timestamp, timezone, cron, MIME type, port, and HTTP status references BUILD AND TEST - API tester and REST, GraphQL, cURL, header, and WebSocket helpers - Regex tester, match highlighter, replace, and reference tools - UUID, random data, mock payload, barcode, and QR generators - Git, CSS, React Native, testing, documentation, file, and log utilities LOCAL-FIRST BY DESIGN Most tools process directly on your device. Tools that need a network connection are clearly identified. Nothing you enter is sent anywhere unless the selected tool requires a network request. NO ACCOUNT REQUIRED Open the app and start working. A useful selection of tools is free. DevTools+ Pro unlocks the complete toolkit and removes ads. Built for developers, QA engineers, API testers, students, and technical teams who want a focused utility on their phone. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
API Vault
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Initial Launch (v1.0.0): Welcome to the API Vault. • The Neural Console: Stress-test prompts in real-time with our signature Liquid Glass interface. • Global Multi-Node Access: Seamlessly route requests to Node O and Node D • Asset Vending: Instantly mint production-ready Vault Keys directly to your device via Apple Pay. • Universal Ledger: Track your Compute Unit balances in real-time with zero latency. Welcome to the future of AI Compute management. API Vault is the world’s most advanced mobile gateway for developers and engineers who demand high-speed, secure, and portable access to the world’s leading neural networks. Stop managing multiple billing accounts and start managing your Neural Assets. THE NEURAL CONSOLE Experience our signature Liquid Glass terminal. A high-performance interface designed for the year 2030, allowing you to stress-test prompts against top-tier LLM nodes in real-time. Whether you’re debugging code or architecting complex workflows, the Console provides instant, low-latency feedback. UNIVERSAL VAULT KEYS Purchase Compute Units once and deploy them anywhere. API Vault generates unique, secure Vault Keys that you can copy and integrate into your own apps, websites, or Python scripts. • Multi-Node Access: Power your projects with leading models using a single unified balance. • Zero Subscription Friction: No monthly fees. Buy what you need, use it when you want. ENTERPRISE FEATURES • Universal Ledger: Track your "Global Multi-Node" assets with a high-precision live balance tracker. • One-Tap Integration: Copy your production-ready keys directly to your clipboard for immediate deployment. • Atomic Security: Your keys are secured via hardware-level encryption and synced with our high-speed proxy. HOW TO USE: Acquire Compute: Select your credit pack in the Market tab. Generate Asset: Your unique Vault Key is instantly minted in your Secure Vault. Deploy: Copy the key and plug it into your project’s API header to start hitting nodes immediately. LEGAL NOTICE & DISCLAIMER API Vault provides a technical proxy interface for third-party AI models. API Vault is an independent developer utility and is not affiliated with, endorsed by, or partnered with OpenAI, DeepSeek-AI, or ElevenLabs. All product names, logos, and brands are property of their respective owners. Use of these names in this application is for identification purposes only. https://docs.google.com/document/d/1shg5wz2N9E4xoMuAxI0RZvvdLvNVRFA_VUpNVSXbCXY/edit?usp=sharing https://docs.google.com/document/d/1QuxiMv8ArpZamdfZPzn-9rGy0plC-un8cB583HdNXGQ/edit?usp=sharing
Screenshots
Verdict
The clearest difference is device support: DevTools+ at 3 against API Vault's 1. DevTools+ also leads on iOS requirement (15.1 vs 17.6). On price, ads and in-app purchases 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. DevTools+ sells 2 in-app purchases, starting at $1.99 per month and API Vault sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | DevTools+ | API Vault |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 11 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.6 |
| Further details — not scored | ||
| Size | 57 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Tosh Labs Private Limited | NICHOLAS ERWIN HEITKAMP |
In-app purchases
DevTools+
- Pro Monthly$1.991 Month
- Pro Annual$19.991 Year
API Vault
- Node O Compute Pack$4.99
- Node D Compute Pack$4.99
- Neural Voice Compute Pack$9.99









