Comparison

DevTools+ vs DevStack Tools

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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/

About

DevStack Tools

Features
Read full description

DevStack is the ultimate offline toolbox designed specifically for developers. Stop pasting your sensitive data, JSONs, and JWT tokens into random websites! DevStack brings all your essential daily utilities into one blazing-fast, privacy-first application that works entirely offline. Features include: โ€ข Formatters & Minifiers (JSON, XML, SQL, JavaScript) โ€ข Encoders & Decoders (Base64, URL, JWT) โ€ข Generators (UUID, Hash, QR Code, Lorem Ipsum) โ€ข Converters (Number Base, Date & Time) โ€ข Text Utilities (Regex Tester) โ€ข Design Tools (Color Picker) Boost your productivity and keep your data safe today with DevStack!

Screenshots

DevTools+4 screens
DevStack Tools3 screens

Verdict

The call

The clearest difference is in-app purchases: DevStack Tools at none against DevTools+'s 2. DevStack Tools also leads on iOS requirement (13.0 vs 15.1). DevTools+'s advantage is update cadence (every 11 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. DevTools+ sells 2 in-app purchases, starting at $1.99 per month. DevStack Tools asks for nothing beyond the download.

UpkeepUpdate frequency

DevTools+ ships an update every 11 days, DevStack Tools every 6 weeks. The most recent releases landed on September 12, 2026 and September 21, 2026 respectively.

Scorecard3 real differences ยท 5 level
DevTools+ versus DevStack Tools: the parameters behind the verdict, then further details
ParameterDevTools+DevStack Tools
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyEvery 11 days โ€” betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo โ€” better
MonetizationFreemiumโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac โ€” better
Requires iOS15.113.0 โ€” better
Further details โ€” not scored
Size57 MB29 MB
Age rating4+4+
DeveloperTosh Labs Private LimitedMan Sao Ng

In-app purchases

2 purchases

DevTools+

Subscriptions2
  • Pro Monthly$1.991 Month
  • Pro Annual$19.991 Year
None

DevStack Tools

No in-app purchases

Questions

Is DevTools+ free?
DevTools+ is free to download, with in-app purchases available.
Is DevStack Tools free?
DevStack Tools is free to download, with no in-app purchases.
Do DevTools+ or DevStack Tools have ads?
Neither DevTools+ nor DevStack Tools shows ads.
Which is updated more often, DevTools+ or DevStack Tools?
DevTools+ ships an update every 11 days, and DevStack Tools every 6 weeks. Most recently, DevTools+ was updated on September 12, 2026 and DevStack Tools on September 21, 2026.

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