Comparison

Firefly vs Lock Screen 27

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

Head to head
About

Firefly

Personalize your iPhone's charging screen with a wide variety of animated themes and sounds. Customize your experience with flexible settings and enjoy a unique visual display while your device powers up.

Highlights
  • Set charging animations
  • Multiple animation themes
  • Customizable animation sounds
  • Flexible settings
  • Detailed setup guide
  • Personalized charging experience
Features
Read full description

This is the best app to get a new look for your iPhone’s screen while it is charged. There are plenty of high quality hot & trendy icon & screen charging animations that can be customized to create your unique charging experience! Main Features: - Set charging animation: Hundreds of high quality animations - Multiple animation themes: Hot, Trending, Anime, Cartoon, Abstract,... - Flexible settings: Support setting animation sound, progress icon display, battery information, etc… You can easily customize your charging screen in your own style! - Convenient and smooth setting experience with detailed guide How to use: - Overlay permission required according to the tutorial to display animation - Choose your favorite theme and charging animation - Customize your animation with flexible setting functions - Plug your phone into the charger and enjoy unique charging experiences! - You can register a premium account with all the features of app without ads - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. - Links to our Terms of Service and Privacy Policy can be found below: https://docs.google.com/document/d/1Q5QQ0p7ARSV51n9XFWZI8MVErZd04Cd8NcvNJsGuvfM - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. From now on, when charging iPhones, your screen will be more attractive than ever with various personalized animations! Just install the Master charging animations app and if you like it, please rate 5 stars to support us. Thank you!

About

Lock Screen 27

Personalize your device's lock screen with custom text, emojis, app shortcuts, and contact links. Access your favorite websites and apps directly from your lock screen. Choose from a variety of icon packs and wallpapers to create a unique look.

Highlights
  • Custom text and emoji
  • Website and app shortcuts
  • Contact shortcuts
  • Icon packs
  • Wallpapers
Features
Read full description

Lock Screen 27 lets you personalize your lock screen like never before. There are no limits to customizing your Lock Screen! Here’s a glimpse: ● Custom Text & Emoji ● Website & app shortcuts ● Contacts ● Icons Pack ● Wallpapers Subscription: Payment will be charged to iTunes Account at confirmation of purchase. Subscription with a free trial period will automatically renew to a paid subscription. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Account will be charged for renewal within 24 hours prior to the end of the current period at the rate of the selected plan. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase. You can cancel your subscription or free trial in the iTunes settings at least 24-hours before the end of the free trial period. The cancellation will take effect the day after the last day of the current subscription period and you will be downgraded to the free service. Subscription options: Week Price: $ 2.99 Annual: $19.99 Privacy Policy: https://appchi.org/privacy-policy Terms: https://appchi.org/terms-of-use Support : support@appchi.org

Screenshots

Firefly4 screens
Lock Screen 274 screens

Verdict

The call

The clearest difference is review sentiment: Lock Screen 27 at 71% against Firefly's 0%. Lock Screen 27 also leads on rating (4.5 vs 1.0) and ratings volume (7.8K vs 2). Firefly's advantage is update cadence (every 6 days vs fortnightly) and iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases 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

Both are free to download. Firefly sells 5 in-app purchases, starting at $3.99 per 7 days and Lock Screen 27 sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Lock Screen 27 holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Lock Screen 27 has 7.8K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Firefly's written reviews are positive against 71% of Lock Screen 27's.

UpkeepUpdate frequency

Firefly ships an update every 6 days, Lock Screen 27 fortnightly. The most recent releases landed on October 6, 2026 and October 29, 2026 respectively.

Scorecard5 real differences · 5 level
Firefly versus Lock Screen 27: the parameters behind the verdict, then further details
ParameterFireflyLock Screen 27
PriceFreeFree
Rating1.0 (2 ratings)4.5 (7.8K ratings) — better
Positive reviews0.0% of reviews71.0% of reviews — better
Number of ratings27.8K — better
Update frequencyEvery 6 days — betterFortnightly
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS12.0 — better17.0
Further details — not scored
Size216 MB231 MB
Age rating4+4+
DeveloperMai Pham Thi NgocAppchi LLC

Customer experience

Firefly

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Lock Screen 27

All ratings7,806 ratings
Positive87.7%
Neutral4.0%
Negative8.3%
Written reviews397 reviews
Positive71.0%
Neutral7.6%
Negative21.4%

Bugs and requests

Firefly

Not enough reviews yet to summarise bugs or requests.

Lock Screen 27

Reported bugs

5 issues
  • Widgets not working
  • Shortcuts not functioning properly
  • Wallpaper selection issues
  • Blank icons
  • Transition issues when opening shortcuts

Requested features

5 requests
  • More aesthetic wallpapers
  • Shortcut widgets
  • Custom app icons for widgets
  • Larger text size
  • More than 2 apps per Lock Screen

In-app purchases

5 purchases

Firefly

Subscriptions5
  • Battery Access Weekly3 Days trial$3.997 Days
  • Weekly Sub Firefly3 Days trial$5.997 Days
  • Monthly Sub Firefly3 Days trial$9.991 Month
Show 2 more
  • Battery Access Yearly3 Days trial$19.991 Year
  • Yearly Sub Firefly3 Days trial$34.991 Year
2 purchases

Lock Screen 27

Subscriptions2
  • Widget & Aesthetic Wallpapers7 Days trial$3.997 Days
  • One Year Access$29.991 Year

Questions

Is Firefly free?
Firefly is free to download, with in-app purchases available.
Is Lock Screen 27 free?
Lock Screen 27 is free to download, with in-app purchases available.
Which has better reviews, Firefly or Lock Screen 27?
Lock Screen 27 is rated higher. Firefly averages 1.0 out of 5 from 2 ratings, while Lock Screen 27 averages 4.5 from 7.8K ratings.
Do Firefly or Lock Screen 27 have ads?
Both Firefly and Lock Screen 27 show ads.
Which is updated more often, Firefly or Lock Screen 27?
Firefly ships an update every 6 days, and Lock Screen 27 fortnightly. Most recently, Firefly was updated on October 6, 2026 and Lock Screen 27 on October 29, 2026.

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