Developer Laboratory vs Mottie
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- APP icon creation
- Imitation of WeChat Moments
- Web page loading
- Custom UI components
- QR code scanning
- Facial tracking
- Database operations
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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.
Mottie
Easily play, preview, and inspect Lottie animations on your iPhone and iPad. Supports various Lottie file formats and offers playback controls, background customization, and bounding box overlays for precise viewing. Includes a demo gallery to explore animation possibilities.
- Play dotLottie, Lottie JSON, and .lot files
- Control playback speed
- Choose looping modes
- Change canvas background color
- Toggle bounding box overlay
- Built-in demo animation gallery
- Quick Look support for Files app
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Play, preview, and inspect Lottie animations on your iPhone and iPad with Mottie — the clean, fast viewer built for dotLottie and JSON. Open and enjoy dotLottie (.lottie), Lottie JSON, and .lot files with ease. Mottie gives you a distraction-free interface to watch your animations exactly how they'll look in your app, website, or product. New to Lottie? Explore the built-in gallery of demo animations to see what Lottie can do before you open your own files. KEY FEATURES: • Play dotLottie (.lottie), Lottie JSON, and .lot (JSON) files • Control playback speed to slow down or speed up any animation • Choose looping modes to watch animations repeat seamlessly • Change the canvas background color to preview animations against any backdrop • Toggle a bounding box overlay to check an animation's dimensions, framing, and alignment • Browse a gallery of demo animations to discover what Lottie animations are • Preview Lottie files directly from the Files app with Quick Look support • Thumbnails for .lottie and .lot files, so you can find the right animation at a glance Mottie is designed for simple, fast, and reliable Lottie playback. Download it and bring your animations to life.
Screenshots
Verdict
The clearest difference is price: Mottie at Free against Developer Laboratory's $0.99. Mottie also leads on review sentiment (100% vs 60%) and in-app purchases (none vs 8). Developer Laboratory's advantage is iOS requirement (12.0 vs 17.6). On update cadence, ads, monetization model and device support 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
Mottie is free to download; Developer Laboratory costs $0.99 up front. Developer Laboratory sells 8 one-off in-app purchases. Mottie asks for nothing beyond the download.
Developer Laboratory ships an update monthly, Mottie every 2 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.
| Parameter | Developer Laboratory | Mottie |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.7 (6 ratings) — better | — |
| Positive reviews | 60.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 6 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 9 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | 恒盛 程 | Firdavs Khaydarov |
Customer experience
Developer Laboratory
Mottie
In-app purchases
Developer Laboratory
- 0 ice cola$0.99
- 1 ice cola$0.99
- A sip of iced cola$0.99
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- 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
Mottie
No in-app purchases
Questions
Is Developer Laboratory free?
Is Mottie free?
Do Developer Laboratory or Mottie have ads?
Which is updated more often, Developer Laboratory or Mottie?
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