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App Storeスクリーンショットの作り方

Your App Store screenshots are the single biggest factor in whether someone downloads your app or keeps scrolling. Studies consistently show that 60-70% of users make their install decision based on screenshots alone, without ever reading the description. This guide walks you through every step of creating screenshots that convert browsers into users.

Plan your screenshot story

Before opening any design tool, you need a clear plan for what your screenshots will communicate. Think of your screenshot set as a visual pitch deck — each frame should advance a narrative that convinces the viewer your app solves their problem.

Start by listing your app's three to five strongest features or benefits. Rank them by what matters most to new users, not by what you're most proud of technically. The feature that makes someone say "I need this" should be your first screenshot, because data from App Store analytics shows that the first screenshot receives roughly seven times more views than the last.

Map each feature to a single screenshot. Write a short headline for each one — no more than six words. If you can't explain the value of a screen in six words, you haven't distilled the message enough. Common headline patterns that perform well include "Track [X] in real time," "Save [X] hours per week," and "[Do something] with one tap."

Consider the emotional arc as well. Your first screenshot should create desire or curiosity. The middle screenshots should build confidence by showing depth and polish. Your final screenshot can reinforce trust with social proof, awards, or integration logos. This narrative structure mirrors how top apps like Headspace, Notion, and Duolingo organize their screenshot sequences.

Design your screenshot layouts

The most effective App Store screenshots follow a handful of proven layout patterns. Understanding these patterns lets you create professional-looking results even without a design background.

The most common and highest-converting layout is the device-frame pattern: a phone mockup centered on a colorful background with a short text headline above or below. This works because it gives users a realistic preview of what they will see after installing. The device frame provides visual context that raw screenshots cannot. Use the latest device frames (iPhone 16 Pro, Pixel 9) to signal that your app is modern and maintained.

An alternative pattern is the full-bleed screenshot with a text overlay bar. Here the screenshot fills the entire frame, and a semi-transparent bar at the top or bottom carries the headline text. This works well for visually rich apps like photo editors, games, or social media apps where the UI itself is the selling point.

For apps with complex features, the split-screen layout lets you show two related screens side by side at a slight angle. This is effective for showing before/after comparisons, multi-step workflows, or complementary features. Productivity apps like Todoist and Spark use this layout to convey depth without overwhelming the viewer.

Regardless of layout, maintain visual consistency across all screenshots. Use the same background color palette, font family, and text size throughout. Inconsistent styling makes your listing look unprofessional and reduces trust. Choose a color palette that complements your app icon — this creates a cohesive brand impression from icon to screenshot to app experience.

Choose the right tools and workflow

You have several options for creating App Store screenshots, ranging from manual design tools to fully automated solutions. The right choice depends on your budget, design skills, and how many localizations you need.

Manual tools like Figma, Sketch, and Photoshop give you complete creative control. They are ideal if you have a designer on your team or if you need highly customized layouts. The downside is speed — creating a full set of screenshots for one language can take a full day, and multiply that by every localization. Figma templates from the community can cut this time in half.

Dedicated screenshot tools like ScreenMagic use AI to dramatically accelerate the process. You upload your raw app screenshots, choose a style inspired by real top-ranked apps, and the tool generates polished, store-ready images in seconds. This approach is especially valuable when you need screenshots for multiple device sizes and languages, since the AI handles the layout, text placement, and device framing automatically.

Whatever tool you choose, always export at the exact pixel dimensions required by Apple and Google. For the App Store, you need at minimum 6.7-inch (1320 x 2868) and 5.5-inch (1242 x 2208) sizes. Export as PNG for maximum quality. Compress the files afterward if they exceed the 10 MB per-image limit, but never upscale a smaller image — it will look blurry on high-density Retina displays.

Establish a repeatable workflow early. Save your templates, color values, and font choices in a shared document. When you update your app, you should be able to regenerate all screenshots in under an hour, not a full day. The faster your screenshot workflow, the more often you will update them — and fresh screenshots signal to both users and the algorithm that your app is actively maintained.

Write compelling text overlays

The text on your screenshots is arguably more important than the visuals. Users scanning the App Store read headlines before they study the interface details. Great copy can triple your conversion rate compared to screenshots with no text or generic labels.

Focus on benefits, not features. Instead of "Calendar Sync," write "Never miss a meeting." Instead of "Cloud Storage," write "Your files, everywhere." Benefits answer the user's implicit question: "What does this do for me?" Features answer a different question that most users don't care about until after they have installed the app.

Keep headlines between three and six words. Anything longer gets cut off on smaller screens and loses impact. Use sentence case rather than all caps — it is easier to read and feels less aggressive. If you need a secondary line of supporting text, keep it under 15 words and use a smaller, lighter font to maintain visual hierarchy.

Choose a typeface that is bold, clean, and highly legible at small sizes. Sans-serif fonts like Inter, SF Pro, and Montserrat are safe choices. Avoid decorative or script fonts unless your app is in a creative category where they reinforce the brand personality. Set the headline text at a minimum size of 48pt (for a 1320-wide canvas) to ensure readability when the screenshot is displayed at thumbnail size in search results.

Test your text legibility by viewing your screenshots at 25% zoom on your monitor. If you can still read the headlines at that size, they will be readable as App Store thumbnails. This simple test catches the most common readability issue — text that looks fine full-size but disappears at the actual viewing size.

Optimize for the App Store layout

Understanding how Apple and Google display your screenshots in different contexts helps you optimize for maximum impact. Your screenshots appear differently in search results, category browsing, featured placements, and your product page — and each context has different constraints.

In App Store search results, users see only the first three screenshots in a horizontal scroll. These three frames must do the heavy lifting. If your first three screenshots don't immediately communicate your app's value, you have already lost the majority of potential users. Treat the first three as your "above the fold" content.

On the product page, all screenshots are visible in a scrollable gallery. Here the full narrative arc matters. Users who tap through to your product page are more interested and willing to scroll through all ten screenshots. Use the later frames for secondary features, social proof, and trust signals like security certifications or press mentions.

Portrait screenshots take up more vertical space in search results, giving you more visual real estate. Most top apps use portrait orientation for this reason. Landscape screenshots can work for games or apps with wide interfaces, but they appear smaller in the standard search layout.

Apple also supports App Preview videos as the first item in your gallery. A well-made video can increase conversion, but a poorly made one will hurt it. If you use a video, ensure the poster frame (the thumbnail shown when the video is not playing) is as compelling as a standalone screenshot, because many users browse with autoplay disabled. Your first actual screenshot should appear right after the video and reinforce the same core message.

Test, measure, and iterate

Creating great screenshots is not a one-time task. The highest-performing apps treat their App Store presence as a living asset, continuously testing and refining their creative based on real data.

Apple provides App Analytics in App Store Connect, which shows your product page conversion rate — the percentage of people who viewed your page and then installed. Track this number as your north star metric. Any screenshot change should be measured against this baseline. A healthy product page conversion rate varies by category, but most apps see between 25% and 40%.

Use Apple's product page optimization feature to run native A/B tests on your screenshots. You can test up to three alternative treatments against your control. Run tests for at least seven days and until you reach statistical significance (Apple shows confidence levels in the dashboard). Test one variable at a time: the first screenshot, the headline copy, the background color, or the screenshot order.

On Google Play, you can use Store Listing Experiments to run similar tests. Google supports up to five variants and provides statistical analysis. The Google Play Console also shows conversion funnels broken down by traffic source, which can reveal that different screenshot sets work better for different acquisition channels.

Pay attention to seasonal trends. Shopping apps often see higher conversion with holiday-themed screenshots in Q4. Fitness apps convert better with fresh-start messaging in January. Update your screenshots to match these seasonal moments, and keep your dated references current — nothing signals an abandoned app like screenshots that say "Best of 2024" in 2026.

重要なポイント

  • Lead with your strongest feature in the first screenshot — it gets 7x more views than the last
  • Use device frames and lifestyle context to help users visualize the experience
  • Keep text overlays short (6 words max) and use high-contrast, readable fonts
  • Test different screenshot orders and messaging with A/B tools before committing
  • Localize screenshots for each market to increase conversion by 25-40%

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