Before and after: side by side
OS : android Size : 50.80 MBVersion : build_0.1.12417
Updated : January 19, 2026
Before and After: Side by Side - A Comprehensive Review
Before and After: Side by Side, also known as Sidly, is a specialized mobile application available on iOS and Android platforms. Its primary purpose is to enable users to create dynamic, side-by-side comparison videos and images, primarily for showcasing transformations, progress, or visual stories. Unlike generic photo editors or video makers, Sidly focuses exclusively on the before-and-after format, offering tailored tools that simplify the process of producing polished, engaging comparison content. This niche focus differentiates it from broader multimedia apps, providing a streamlined experience for a specific creative need.

Exploring Before and After: Side by Side: Core Experience Overview
The app’s core experience revolves around visual storytelling through comparison. It is designed for scenarios where users want to highlight a change or difference between two states. This is particularly popular for fitness journeys, home renovation projects, makeup transformations, hairstyle changes, or any personal progress tracking. The application provides an intuitive framework to turn two static images into a compelling video or image with a slider effect, making the contrast between the "before" and "after" visually apparent and shareable on social media platforms.

The Team Behind Sidly and Supported Platforms
Sidly is developed by a team focused on creating accessible and creative tools for mobile users. The developer prioritizes user-friendly design, ensuring the app caters to both casual users and content creators. The company's portfolio appears centered on utility and photo/video applications that simplify specific editing tasks.
Before and after: side by side is readily available for download on both the Apple App Store and Google Play Store. It is compatible with a wide range of modern smartphones and tablets. Once installed, the core functionality works offline, allowing users to create projects without an internet connection. However, certain features like loading advertisements for the free version or accessing the full music library may require an online connection.

Key Functional Systems and Creative Tools
Sidly’s functionality is built around a few core systems that work together to deliver its unique value.

Intuitive Project Creation and Slider Animation
The process begins by selecting two photos from your device’s gallery. The app’s interface then allows you to align them perfectly. The defining feature is the customizable slider animation. You can adjust the speed at which the slider moves, its direction (e.g., left-to-right, top-to-bottom), and its visual properties like color and line thickness. This system transforms a simple image juxtaposition into a smooth, professional-looking reveal animation, which is the foundation of the app’s output.
Comprehensive Customization and Enhancement Suite
Beyond the basic slider, Sidly offers a suite of tools to enhance the final video. Users can add text overlays with various editing options to label the "before" and "after" or add captions. A library of GIF stickers and support for adding a personal logo provide further avenues for branding and creativity. Furthermore, you can select background music from the app’s built-in library to set the mood for the transformation reveal. This system ensures the final product is not just a comparison but a complete, engaging visual piece.
Flexible Output and Export Options
The app provides control over the final video’s specifications. You can define the output format and the duration of the video clip to ensure it meets the requirements of different social media platforms, such as Instagram Stories or TikTok. The export system, however, is tied to a freemium model. While creating projects is free, downloading a video without the Sidly watermark requires a Premium subscription. Free users can export their videos by watching an advertisement, but the resulting file will include the app’s branding.
User Feedback and Practical Highlights
Usability: Before and after: side by side is consistently praised for its intuitive and user-friendly interface. The template-driven approach makes creating a polished video achievable in just a few taps, with no prior editing experience required.
Feature Focus: The specialized nature of the app is a key strength. It excels at the one task it is designed for, providing more tailored and easier-to-use tools for before-and-after content than a general-purpose editor.
Freemium Model: The requirement to purchase a Premium subscription or watch ads to remove watermarks is a common consideration for users. While the free version is functional for testing, serious creators will likely need to upgrade for unbranded content.
Performance: Before and after: side by side generally runs smoothly, processing videos efficiently on modern devices without significant lag or stability issues.
Why Before and After: Side by Side Is Worth Trying
Before and After: Side by Side (Sidly) is an excellent choice for anyone who regularly wants to showcase transformations or comparisons in a dynamic format. It is perfectly suited for social media enthusiasts, fitness influencers, beauty bloggers, artisans, and anyone tracking personal projects. Its primary strength lies in its simplicity and focused toolset, which demystifies video creation and delivers professional-looking results quickly. The ability to customize animations, add music, and text makes it more powerful than a simple collage maker. Overall, Sidly offers significant practical value by turning a common storytelling need into an effortless and creative process.
- Owner : Sarafan Mobile Limited
- System : android
- Category : Photography
- Update Time : January 19, 2026
- Version : build_0.1.12417
- Package ID : com.sarafan.sidly
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