Comparison

One Dev Tools vs Anvil

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

One Dev Tools

Features
Read full description

Streamline your engineering workflow and eliminate the friction of modern software development with One Dev Tools, the definitive digital multi-tool designed specifically for the professional programmer. This innovative platform serves as a unified command center, consolidating the essential utilities you reach for every hour into a single, high-performance environment. Instead of maintaining dozens of browser tabs and jumping between disjointed online services, the application provides a clinical yet intuitive workspace where logic, efficiency, and speed are prioritized. Whether you are a backend architect, a mobile specialist, or a web enthusiast, this software functions as a sophisticated neural bridge that transforms repetitive manual tasks into instantaneous, high-fidelity results. The heart of the experience lies in its comprehensive Tool Chain, a meticulously organized collection of formatting, network, and security modules. Access precision instruments like the JSON Formatter to validate and minify complex payloads, or utilize the Regex Tester to build and verify patterns with immediate matches. The system supports a vast array of daily requirements, including UUID generation, timestamp conversion, Base64 encoding, and SQL polishing. By integrating advanced on-device artificial intelligence, the platform offers smart suggestions that anticipate your next move—helping you keep sensitive data out of snippets by suggesting placeholders or validating structural integrity before minification. This holistic approach ensures that your routine work remains fast, private, and exceptionally reliable. One Dev Tools also features a revolutionary AI Workspace that acts as a senior-level technical partner. Beyond simple chat, this intelligent assistant helps you generate practical artifacts such as API contracts, mock data, and optimized SQL queries based on plain-language descriptions. You can consult the AI Chat for deep-dive explanations of complex debugging hurdles or senior-level architectural guidance in a secure, private environment. To further optimize your focus, the application allows you to split your workspace by tech stack, creating customized starter hubs for specific projects in DevOps, Games, or Frontend development. You can also build a personal library of reusable snippets, from React hooks to Bash scripts, ensuring your most vital code blocks are always one tap away. Reclaim your mental energy and master the magnificent art of shipping high-quality software with absolute confidence. One Dev Tools isn't just a utility; it is the ultimate shortcut to a cleaner, smarter, and more professional development experience.

About

Anvil

A native toolkit for developers on macOS, iPhone, and iPad that streamlines everyday formatting, encoding, conversion, and inspection tasks. It supports a wide range of data types and formats, offering a focused and fast interface for common development workflows.

Highlights
  • JSON formatting and validation
  • Base64, URL, and HTML entity encoding/decoding
  • Timestamp and number base conversion
  • JWT decoding and payload inspection
  • UUID, ULID, and QR code generation
  • String analysis and data cleaning
Features
Read full description

Anvil is a native developer toolkit for macOS, iPhone, and iPad, built to make everyday formatting, encoding, conversion, and inspection tasks faster. Work with JSON, Base64, URLs, timestamps, JWTs, UUIDs, hashes, regular expressions, strings, SQL, CSV, YAML, QR codes, and more from one focused app. Instead of jumping between web utilities, Anvil keeps common developer workflows close at hand in a fast, native interface. Use Anvil to: Format, validate, repair, and inspect JSON. Encode and decode Base64, URLs, HTML entities, and escaped strings. Convert timestamps, number bases, CSV, YAML, and other structured data. Decode JWTs and inspect token payloads. Generate UUIDs, ULIDs, QR codes, hashes, sample text, and formatted code. Analyze strings, compare text, and clean up data while building or debugging. Anvil is designed for developers who want practical tools without clutter. Whether you are debugging an API response, preparing test data, checking a token, formatting a query, or converting values during development, Anvil gives you a polished native workspace for the small tasks that happen all day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms and Conditions: https://anvilmac.com/terms Privacy Policy: https://anvilmac.com/privacy

Screenshots

One Dev Tools4 screens
Anvil4 screens

Verdict

The call

The clearest difference is update cadence: Anvil at every 5 days against One Dev Tools's fortnightly. Anvil also leads on device support (3 vs 1). One Dev Tools's advantage is iOS requirement (17.6 vs 26.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. One Dev Tools sells 2 one-off in-app purchases and Anvil sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

One Dev Tools ships an update fortnightly, Anvil every 5 days. The most recent releases landed on September 27, 2026 and September 30, 2026 respectively.

Scorecard3 real differences · 7 level
One Dev Tools versus Anvil: the parameters behind the verdict, then further details
ParameterOne Dev ToolsAnvil
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyFortnightlyEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhoneiPhone, iPad, Mac — better
Requires iOS17.6 — better26.0
Further details — not scored
Size20 MB96 MB
Age rating4+9+
DeveloperSelma LindqvistAlex Javier Rivas Martinez

In-app purchases

2 purchases

One Dev Tools

One-time2
  • Premium Theme Neon Violet$1.99
  • One Casino$1.99
3 purchases

Anvil

Subscriptions2
  • Anvil Pro Monthly7 Days trial$3.991 Month
  • Anvil Pro Yearly$37.991 Year
One-time1
  • Anvil Pro Lifetime$79.99

Questions

Is One Dev Tools free?
One Dev Tools is free to download, with in-app purchases available.
Is Anvil free?
Anvil is free to download, with in-app purchases available.
Do One Dev Tools or Anvil have ads?
Neither One Dev Tools nor Anvil shows ads.
Which is updated more often, One Dev Tools or Anvil?
One Dev Tools ships an update fortnightly, and Anvil every 5 days. Most recently, One Dev Tools was updated on September 27, 2026 and Anvil on September 30, 2026.

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