Comparison

Crypto Calculator vs App Lock

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

Head to head
About

Crypto Calculator

Features
Read full description

Crypto calculator to monitor your portfolio converted to fiat GBP/USD/EUR. Live prices including opening, high, low and current % movement. Line chart and Candle trends for 30 days and 10 days. Coinbase supported currencies alerts to give you advanced warning when coinbase lists new currency pairs.

About

App Lock

Take control of your device by instantly locking any application. Block distractions, protect sensitive data, or manage screen time with scheduled locking and biometric authentication. Secure up to 50 apps with a clean, private, and offline experience.

Highlights
  • Lock apps with Face ID/fingerprint
  • Lock directly from widgets
  • Scheduled app locking
  • Lock up to 50 apps
  • Private and offline operation
  • Native iOS design
Read full description

Take full control of your apps. Anytime. Anywhere. App Lock lets you lock any app on your device — instantly, securely, and without hassle. Whether you want to block distractions, protect sensitive content, or simply control screen time, App Lock gives you the power to decide when and how apps are used. Key Features: • Lock apps with Face ID Secure any app with a single tap. Only you can unlock it — using your face or finger. • Lock directly from widgets Add our widget to your Home or Lock Screen and instantly lock apps without opening the app. One tap — and the app is locked. • Scheduled locking Set custom schedules to automatically lock apps at specific times. Perfect for work hours, focus sessions, or bedtime routines. • Lock up to 50 apps Go beyond the default 5 and take control of your entire device. Unlimited freedom, no restrictions. • Beautiful, native design Clean, intuitive interface designed for iOS. Fast, responsive, and minimal. • Private & offline We never track your app usage. All data stays on your device and nothing leaves it. Whether you’re staying focused, enforcing screen limits, or just keeping things private — App Lock helps you stay in control. - Privacy Policy: https://lykovstudio.io/privacy - Terms of Use: https://lykovstudio.io/terms

Screenshots

Crypto Calculator4 screens
App Lock4 screens

Verdict

The call

The clearest difference is price: App Lock at Free against Crypto Calculator's $2.99. App Lock also leads on update cadence (every 4 days vs every 2 weeks). Crypto Calculator's advantage is in-app purchases (none vs 10). On ads, device support and iOS requirement 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

App Lock is free to download; Crypto Calculator costs $2.99 up front. App Lock sells 10 in-app purchases, starting at $3.99 per 7 days. Crypto Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

Crypto Calculator ships an update every 2 weeks, App Lock every 4 days. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Crypto Calculator versus App Lock: the parameters behind the verdict, then further details
ParameterCrypto CalculatorApp Lock
Price$2.99Free — better
Rating—4.5 (366 ratings) — better
Positive reviews—33.3% of reviews
Number of ratings—366 — better
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Subscription
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size24 MB48 MB
Age rating4+4+
DeveloperColin RafterLYKOV STUDIO LTD

In-app purchases

None

Crypto Calculator

No in-app purchases

10 purchases

App Lock

Subscriptions9
  • Weekly$3.997 Days
  • Weekly3 Days trial$4.997 Days
  • Weekly$5.997 Days
Show 6 more
  • Weekly3 Days trial$5.997 Days
  • Annual$14.991 Year
  • Yearly3 Days trial$18.991 Year
  • Yearly$29.991 Year
  • Annual$29.991 Year
  • Annual3 Days trial$29.991 Year
One-time1
  • Lifetime$59.99

Questions

Is Crypto Calculator free?
Crypto Calculator costs $2.99, with no in-app purchases.
Is App Lock free?
App Lock is free to download, with in-app purchases available.
Do Crypto Calculator or App Lock have ads?
Neither Crypto Calculator nor App Lock shows ads.
Which is updated more often, Crypto Calculator or App Lock?
Crypto Calculator ships an update every 2 weeks, and App Lock every 4 days. Most recently, Crypto Calculator was updated on October 18, 2026 and App Lock on October 30, 2026.

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