Updated ASO teardown, US App Store

FluentJoy: Speak English App Store optimization

A Education app's App Store page, taken apart: the screenshots and why each one helps people decide to download, the icon and design system, and an ASO score out of 100.

FluentJoy app icon: a white letter F and J that form one shape, with a small speech bubble, on a blue-to-green gradient

FluentJoy: Speak English

Fluentjoy, Inc Education

4.86,495 ratings

Released Updated

View on the App Store

ASO scoreExcellent

Est. monthly downloads
32K−3.2% vs previous month
Est. monthly revenue
$34K−12.1% vs previous month
Est. revenue ÷ downloads
$1.06
Rating
4.8★6.5K ratings

Downloads and revenue are third-party est. for the US App Store, latest month vs the month before. Revenue includes renewals, so revenue ÷ downloads is a rough ratio, not what a new user pays. Estimates as of ; rating and dates from the App Store, .

Screenshots and why they convert

7 screenshots of up to 10, the first 6 shown here. The first 3 show in search results when there's no preview video.

  1. Screenshot 4: Explore 3,000+ lessons, quizzes & Conversation practices
  2. Screenshot 5: Follow your learning plan to English Mastery
  3. Screenshot 6: Test your knowledge with fun quizzes
  1. #1In search results

    Thousands of engaging video lessons & fun quizzes Speak Real-life English confidently

    • speak englishin name
    What it shows
    A blurred phone behind large white text, a blue “in 10 mins/day” pill, the line “With the #1 short video app for English learners”, and a “Worldwide rating 4.7” laurel.
    Why it converts
    Gives a promise and a time cost in one frame. The “#1” is the app's own claim. The rating is a trust signal in the first image, but no app screen is shown yet.
  2. #2In search results

    Speak with real teachers and practice conversations

    • practice conversationsnot in name
    What it shows
    A phone showing a video of a woman asking “Could you tell me more about yourself?”, with answer bubbles, an “Instant Feedback” tag and a “Good Job!” card at 90% correct.
    Why it converts
    Shows the speaking practice loop: a question, an answer, a score. The feedback card sits over the phone, so the payoff is easy to see.
  3. #3In search results

    Short videos Vocabulary and grammar natives actually use

    • short videosnot in name
    What it shows
    A phone playing a lesson video of a smiling woman with the on-screen text “Stop saying “beautiful” in English”.
    Why it converts
    Shows the main format, short lesson videos, with a real example. The caption names a concrete kind of content, not a slogan.
  4. #4

    Explore 3,000+ lessons, quizzes & Conversation practices

    • lessonsnot in name
    What it shows
    An “Explore Topics” screen with a “Trending this week” row and a “Latest video lessons” row of video thumbnails.
    Why it converts
    Shows how much there is to browse. The “3,000+” figure is the app's own printed claim. The screen is dense, so the small thumbnail titles are hard to read in search.
  5. #5

    Follow your learning plan to English Mastery

    • learning plannot in name
    What it shows
    A “My Journey” screen with a path of units such as Linking words, Polite English and Business Presentations, each with a progress count.
    Why it converts
    Shows there is a plan and visible progress, which answers “what do I do after the first lesson?”. “English Mastery” is a broad phrase and does not say what the plan covers.
  6. #6

    Test your knowledge with fun quizzes

    • quizzesnot in name
    What it shows
    A “Unit Quiz Time” graphic above a multiple-choice question, “Pick the more formal alternative for “I disagree””, with one answer in green and a “+3” star reward.
    Why it converts
    Shows the quiz format and a reward, so learning looks like a game. It comes last, after the speaking, video and plan images.

Icon and design system

What makes the page read as one brand at a glance.

120px
60px
40px
  • One mark, built from the letters F and J with a speech bubble, hints at speaking. The mark is the brand initials.
  • Blue-to-green gradient matches the blue pill in the first screenshot, so icon and gallery share a color.
  • No small text. The shape is large and simple, so it should hold up at small sizes.
  1. 01

    Colored label, then white caption

    Most captions start with a colored pill (Speak, Short videos, Explore, Follow, Test), then a white line.

  2. 02

    Verb-first captions

    Speak, Explore, Follow and Test tell the visitor what they will do. The set reads as a short list of actions.

  3. 03

    Rating and #1 claim in the first image

    The first image prints a 4.7 worldwide rating and a “#1 short video app” claim. These are the app's own claims, placed before any app screen.

  4. 04

    Real app screens with real lesson content

    The phones show actual lessons, a quiz and a learning path, not placeholder art. Visitors can see the content they would get.

  5. 05

    Dark background with one color per label

    The background stays dark on most images, while the pill color changes. This adds variety without breaking the system.

ASO score breakdown

87 of 100 points. The full rule is under “How the ASO score works” below.

  • App name23 / 25
    • Uses 24 of 30 characters8/10
    • Brand + keyword phrase10/10
    • Keywords fill half the name or more5/5
  • Screenshots30 / 35
    • Caption on every screenshot5/5
    • Each caption names a feature people search for10/10
    • First screenshot shows the main use0/5
    • One consistent design system5/5
    • Readable at search-result size5/5
    • Trust signal5/5
  • Ratings19 / 25
    • 4.8 average (full marks at 4.8)15/15
    • 6,495 ratings (full marks at 100,000)4.1/10
  • Freshness15 / 15
    • Last update 33 days ago (full marks within 30)14.7/15

Where the points are

  1. Ask happy users for a rating+6 pts

    4.8 stars from 6,495 ratings. Apple's in-app rating prompt can be shown up to 3 times a year; show it right after a user finishes something in the app.

  2. Use the rest of the app name+2 pts

    6 characters are free. Add the next most important search term.

  3. Check caption terms against your subtitle and keywords

    5 caption terms aren't in the app name: practice conversations, short videos, lessons, learning plan, quizzes. Captions don't count for search; the subtitle and the 100-character keyword field do.

Apply it to your app

A checklist for your next product page update.

  • State the outcome and the time cost in the first image, for example “in 10 mins/day”.
  • If you show a rating or a ranking claim, print it where visitors look first, and make sure it is true.
  • Start each caption with a verb so visitors see what they will do.
  • Show the real content people will get, not only the interface.
  • Keep one background and layout, and vary one element, such as the label color.
  • Put a short, concrete caption above dense screens, and enlarge the part you want read.
How it works

How the ASO score works

  1. 01

    App name, 25 points

    Up to 10 for how much of Apple's 30 characters it uses, 10 for a brand + keyword structure, 5 when keywords fill half the name or more.

  2. 02

    Screenshots, 35 points

    Captions on every image, captions that name searched features, a first screenshot that shows the main use, one design system, readability at search size, and a trust signal.

  3. 03

    Ratings, 25 points

    Up to 15 for the average (from 4.0, full marks at 4.8) and 10 for the count (from 1,000, full marks at 100,000 ratings).

  4. 04

    Freshness, 15 points

    Full marks for an update in the last 30 days, falling to zero at 180 days. 85+ is excellent, 70+ strong, 50+ fair.

FAQ

Common questions

What is an ASO score?

A 100-point check of the parts of an App Store page you control: the app name, screenshots, ratings and how recently the app was updated. It's our own scoring rule, shown in full on this page, not a number from Apple. Use it to compare your page with apps that already sell well in your category.

How long can an app name be on the App Store?

30 characters. A common pattern is a short brand followed by the main thing people search for, like “FluentJoy: Speak English”, which uses 24. Apple also gives you a 30-character subtitle and a 100-character keyword field for more terms.

Which screenshots show up in App Store search results?

The first one to three, when the app has no preview video. That's why the first three should cover the main reasons people download. FluentJoy uses them for speak english, practice conversations and short videos.

How many screenshots can an iPhone app have?

Up to 10 per device size. Apple recommends focusing each screenshot after the first on one main benefit or feature. FluentJoy uses 7.

Where do the download and revenue numbers come from?

They're third-party estimates for the US App Store, not figures reported by the developer. Treat them as a sense of scale. Growth compares the latest month with the month before.

Do screenshot captions help an app rank in search?

Apple says search results use text matches in the app name, subtitle, keywords and primary category, plus user behavior such as downloads, ratings and reviews. Captions aren't on that list: they help people who already see the app decide to download. When a caption names something people search for, put that term in the keyword field too.

Sources

Where the numbers come from

Apple: Creating your product page
App name limit (30 characters), up to 10 screenshots, the first one to three shown in search results, keyword field.
Apple: App Store search
Search results use text relevance (name, subtitle, keywords, primary category) and user behavior (downloads, ratings, reviews).
Apple: Ratings, reviews and responses
The in-app rating prompt can be shown up to three times in a 365-day period.
FluentJoy: Speak English on the App Store
Name, developer, category, icon, screenshots, rating, release and update dates (US storefront), checked Nov 4, 2026.
Downloads and revenue
Third-party est. for the US App Store, latest month, pulled Oct 29, 2026. Not reported by the developer.

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