DevTutor vs Just Toolbox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DevTutor
Learn to build apps with SwiftUI using replicable code samples and real-time UI previews. Access official Swift documentation offline in English and Chinese, and explore third-party packages.
- Replicable code samples
- Real-time UI previews
- Offline Swift documentation (EN/ZH)
- Third-party package exploration
- SwiftUI learning resources
Read full descriptionHide full description
"DevTutor" is an application designed to assist developers in creating exceptional apps using SwiftUI. It offers replicable code samples and corresponding UI previews to streamline your coding process. Additionally, it includes local offline access to the official Swift Programming Language documentation in both Chinese and English. ——————————— ◈ Main Features ◈ ——————————— ■ Provide sample code that can be used directly in your project ■ View in real time how your code affects the appearance of the application ■ Provide official bilingual Chinese and English Swift programming language documentation for offline use ■ Explore a collection of third-party packages ■ And more features... ——————————— ◈ Policies & Terms ◈ ——————————— For Privacy Policy, please visit: https://wangchujiang.com/devtutor/privacy-policy.html For Terms of Service, please visit: https://wangchujiang.com/devtutor/terms-of-service.html ——————————— ◈ Contact Me ◈ ——————————— Contact us at kennyiseeyou@gmail.com if you have any problems or questions.
Just Toolbox
A comprehensive suite of utilities designed to streamline iOS development. It offers tools for server monitoring, certificate management, device information, and various text and data conversions. The app supports multiple Apple platforms and provides open-source code for learning.
- Server status monitoring
- SSL certificate management
- Device information retrieval
- QR code generation
- Text hashing and encoding
- Date and time format conversion
- Integer base conversion
- URL parsing
Read full descriptionHide full description
Welcome to Just Toolbox – the ultimate toolkit every iOS developer needs! Packed with essential utilities, our app makes your development journey smoother and more enjoyable. Just Toolbox is built with SwiftUI and work across iPhone, iPad, Apple Watch, Mac and Vision Pro. * Supports iOS, iPadOS, macOS, watchOS, visionOS * Core code is open-sourced, with tutorial articles to easily learn how to implement it PRO FEATURE * Monitor server status, check CPU/Memory usage * Manage SSL certificates, never forget to renew FREE FEATURE * Check Xcode releases and get notifications when a new version is released * Check device info like RAM, CPU, GPU, battery, etc. * Powerful QR code generator * Hash text with MD5/SHA1/SHA256/SHA224/SHA512/SHA384/SHA3/RIPEMD160 * Create tokens effortlessly whenever you need them * Convert Date and Time formats to ISO8601/ISO9075/RFC3339/RFC7231/Unix Timestamp/UTC/MongoDB ObjectID/Excel, etc. * Convert integer base between binary, octal, decimal, and hexadecimal * Base64 encode and decode * Generate random port numbers * chmod calculator * URL parser: parse a URL into its separate constituent parts (protocol, origin, params, port, username-password, etc.) * Convert colors between different formats (hex, rgb, hsl, and CSS name) * Slugify: Make a string URL, filename, and ID safe * ULID generator * UUID generator * Lorem Ipsum generator * Extract Color Palette from Image * More tools and open-source articles coming soon… If you like this app, please don't forget to support us with 5 stars rating. More features are coming soon… Term of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://just-apps.super.site/privacy-policy
Screenshots
Verdict
The clearest difference is rating: DevTutor at 5.0 against Just Toolbox's 4.4. Just Toolbox's advantage is update cadence (every 3 days vs every 2 weeks) and device support (5 vs 3). On price, ratings volume, 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. DevTutor sells 3 in-app purchases, starting at $1.99 per month and Just Toolbox sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
DevTutor holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 2 and 5 respectively.
DevTutor ships an update every 2 weeks, Just Toolbox every 3 days. The most recent releases landed on September 15, 2026 and September 7, 2026 respectively.
| Parameter | DevTutor | Just Toolbox |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.4 (5 ratings) |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 2 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac, Apple Watch, Vision Pro — better |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 147 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | 楚江 王 | 哲 严 |
Customer experience
DevTutor
Just Toolbox
In-app purchases
DevTutor
- All Access Monthly$1.991 Month
- All Access Annually$9.991 Year
- All Access Lifetime$49.99
Just Toolbox
- All Access (1 Month)7 Days trial$0.991 Month
- All Access (1 Year)1 Month trial$4.991 Year
- Pro Lifetime$9.99
Questions
Is DevTutor free?
Is Just Toolbox free?
Which has better reviews, DevTutor or Just Toolbox?
Do DevTutor or Just Toolbox have ads?
Which is updated more often, DevTutor or Just Toolbox?
Other comparisons















