Comparison

Developer Laboratory vs Check Info

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

Head to head
About

Developer Laboratory

This app provides a collection of example code and UI components for iOS developers. It demonstrates various functionalities like app icon creation, image viewing, web page loading, and custom controls. Access the source code to learn implementation details.

Highlights
  • APP icon creation
  • Imitation of WeChat Moments
  • Web page loading
  • Custom UI components
  • QR code scanning
  • Facial tracking
  • Database operations
Features
Read full description

iOS Technical Sharing (APP icon creation, imitation of WeChat Moments, imitation of WeChat image viewer, preventing @mentions on Sina Weibo, imitation of Alipay password prompt, imitation of Post Circle, tags, JS interaction + WK, loading web pages, adaptive cell height, embedding video player in TableView to prevent lag, custom beautiful popups, address selection, time selection, color selection, custom navigation control, carousel, QR code scanning, facial tracking, custom camera, ID card photo capture, iOS media player, AVPlayer encapsulation, dropdown selection popup, Snake game, marquee, adaptive height for TableView, native image download caching, folder operations, database operations, third-party login, sharing, payment, Apple installation agreement, data transfer between apps, acknowledgments for support) https://github.com/HansenCCC/YPLaboratory YPLaboratory is the source code for this project. If you want to see how it's implemented, you can click to view the source code. https://github.com/HansenCCC/YPUIKit-ObjC YPUIKit-ObjC is the framework for this project, providing many out-of-the-box functionalities. It includes in-app purchases, subscriptions, prompt dialogs, app info, user agent retrieval, device info, unique identifiers (persistent even after deletion), badges, useful buttons, common categories, MD5, hooks, regular expressions, hashed colors, image matrices, black-and-white images, base64 images, navigation settings, handy input fields, file management, floating draggable buttons, single-line input, multi-line input, loading dialogs, custom dialogs, local logs, marquee, waterfall flow, carousel, image preview, and more.

About

Check Info

Access essential network and device information with a suite of powerful tools. Quickly retrieve IP, DNS, and Whois data through a user-friendly interface and convenient app shortcuts. Gain insights into your digital footprint and internet connectivity.

Highlights
  • App Shortcuts for quick access
  • Whois Info for internet registration data
  • DNS Info for domain name system exploration
  • IP Info for network communication details
  • User-friendly interface
  • Comprehensive network data
Features
Read full description

Introducing Check Info - a comprehensive toolkit designed to provide you with essential network and device information right at your fingertips. Whether you're a seasoned network administrator or simply curious about your digital footprint, Check Info offers a range of powerful tools to satisfy your needs. With Check Info's App Shortcuts feature, accessing crucial network IP information and device details has never been easier. Simply tap into App Shortcuts to quickly retrieve the information you need, eliminating the need for navigating through complex menus and streamlining your experience. Delve into the depths of internet registration data with our Whois Info feature. By leveraging the WHOIS protocol, Check Info enables you to query databases housing information about registered users, IP addresses, domain names, and more. Gain insights into the ownership details of internet resources and unravel the mysteries of the digital landscape effortlessly. Explore the intricacies of domain names and their associations with the Domain Name System (DNS) through Check Info's DNS Info tool. This hierarchical and decentralized system facilitates the translation of domain names into IP addresses, enabling seamless communication across the internet. Resolve queries, examine DNS records, and deepen your understanding of internet connectivity with ease. Decode the numerical labels of internet communication with our IP Info feature. Internet Protocol (IP) addresses serve as the backbone of network communication, facilitating identification and addressing of devices. With Check Info, uncover your host or network interface identification, delve into location addressing, and gain a comprehensive understanding of your digital presence. Check Info stands out for its simplicity, offering a user-friendly interface that makes navigating complex network information a breeze. With a wide range of tools covering IP, DNS, and Whois information all in one app, Check Info provides instant access to vital data through App Shortcuts, minimizing hassle and maximizing efficiency. Empower yourself with insights into your internet connectivity and device configuration with Check Info - your go-to companion for all things network and device information. Embark on a journey of digital exploration by downloading Check Info today!

Screenshots

Developer Laboratory3 screens
Check Info3 screens

Verdict

The call

The clearest difference is price: Check Info at Free against Developer Laboratory's $0.99. Check Info also leads on in-app purchases (none vs 8). Developer Laboratory's advantage is rating (4.7 vs 3.7) and review sentiment (60% vs 50%). On ratings volume, update cadence, ads and monetization model 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

Check Info is free to download; Developer Laboratory costs $0.99 up front. Developer Laboratory sells 8 one-off in-app purchases. Check Info asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Developer Laboratory holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews point the same way: 60% of Developer Laboratory's written reviews are positive against 50% of Check Info's.

UpkeepUpdate frequency

Developer Laboratory ships an update monthly, Check Info fortnightly. The most recent releases landed on September 28, 2026 and September 23, 2026 respectively.

Scorecard5 real differences · 5 level
Developer Laboratory versus Check Info: the parameters behind the verdict, then further details
ParameterDeveloper LaboratoryCheck Info
Price$0.99Free — better
Rating4.7 (6 ratings) — better3.7 (3 ratings)
Positive reviews60.0% of reviews — better50.0% of reviews
Number of ratings6 — better3
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size9 MB11 MB
Age rating4+4+
Developer恒盛 程Alto Tun Chit Oo

Customer experience

Developer Laboratory

All ratings6 ratings
Positive83.3%
Neutral16.7%
Negative0.0%
Written reviews5 reviews
Positive60.0%
Neutral40.0%
Negative0.0%

Check Info

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

8 purchases

Developer Laboratory

One-time8
  • 0 ice cola$0.99
  • 1 ice cola$0.99
  • A sip of iced cola$0.99
Show 5 more
  • 一元商品$0.99
  • 2 ice cola$1.99
  • 3 ice cola$2.99
  • 4.16 ice cola$3.99
  • 16.5 ice cola$14.99
None

Check Info

No in-app purchases

Questions

Is Developer Laboratory free?
Developer Laboratory costs $0.99, and also offers in-app purchases.
Is Check Info free?
Check Info is free to download, with no in-app purchases.
Which has better reviews, Developer Laboratory or Check Info?
Developer Laboratory is rated higher. Developer Laboratory averages 4.7 out of 5 from 6 ratings, while Check Info averages 3.7 from 3 ratings.
Do Developer Laboratory or Check Info have ads?
Neither Developer Laboratory nor Check Info shows ads.
Which is updated more often, Developer Laboratory or Check Info?
Developer Laboratory ships an update monthly, and Check Info fortnightly. Most recently, Developer Laboratory was updated on September 28, 2026 and Check Info on September 23, 2026.

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