Devil App Builder vs DevTools+
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Devil App Builder
Create apps quickly and easily by linking Sketch for screen design and the Devil Web Console for coding. Learn to code and build your own applications effortlessly.
- Easy app development
- Sketch integration for screen design
- Devil Web Console for coding
- Learn to code
- Build apps quickly
Read full descriptionHide full description
Devil App Builderλ μ± κ°λ°μ μ½κ³ λΉ λ₯΄κ² ν μ μλ λꡬμ λλ€ Sketchμ μ°λνμ¬ νλ©΄μ λ§λ€κ³ , Devil Web Console μμ μ½λ©μ νμΈμ. μ½λ©μ λ°°μ°κ³ , μ±μ μμ½κ² λ§λ€μ΄λ³΄μΈμ A functional link to the Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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
Read full descriptionHide 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/
Screenshots
Verdict
The clearest difference is iOS requirement: Devil App Builder at 13.0 against DevTools+'s 15.1. On price, review sentiment, update cadence and ads there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Devil App Builder sells 2 in-app purchases, starting at $24.99 per year and DevTools+ sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Devil App Builder ships an update every 2 weeks, DevTools+ every 11 days. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.
| Parameter | Devil App Builder | DevTools+ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Update frequency | Every 2 weeks | Every 11 days β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 β better | 15.1 |
| Further details β not scored | ||
| Size | 81 MB | 57 MB |
| Age rating | 9+ | 4+ |
| Developer | Mondayless Inc. | Tosh Labs Private Limited |
Customer experience
Devil App Builder
DevTools+
In-app purchases
Devil App Builder
- Membership$24.991 Year
- A month$27.99
DevTools+
- Pro Monthly$1.991 Month
- Pro Annual$19.991 Year
Questions
Is Devil App Builder free?
Is DevTools+ free?
Do Devil App Builder or DevTools+ have ads?
Which is updated more often, Devil App Builder or DevTools+?
Other comparisons















