Comparison

Charlotte Mobile vs aLock

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

Head to head
About

Charlotte Mobile

Features
Read full description

The Charlotte App provides an efficient set of tools to identify products that applicable to any cleaning or sterilization task. Main Features: - Multiple Search Methods to identify relevant products - Find a Product with a specific kill claim - Find a Product for a particular surface - Find a Product quickly by its name, SKU, or UPC - Surface Assessment - Specify a facility - Specify surfaces in a facility (including picture of surface). - Indicate probability of contamination, vulnerability of facility users, and whether is high or low-touch surface. - Generate facility report for all surfaces in a given facility, and their respective assessment scores from “No Score” to “High Risk”. PDF report is saved to user’s Charlotte account in the Cloud, and can be downloaded from any location. App Highlights: - Scan the barcode of a product, to retrieve product details & SDS information. - Calculators for Dilution, End Use Cost & Floor Finish Use. - Surface Assessment - Catalog Surfaces for their contamination risk and generate PDF Reports.

About

aLock

Manage your screen time effectively by setting usage limits for apps and automatically restricting them when limits are reached. This app helps users, including children, focus better by blocking distractions and inappropriate content. A free trial is available for premium features.

Highlights
  • Set app usage limits
  • Automatic app restriction
  • Manual app restriction/restoration
  • Focus enhancement for children
  • Distraction blocking
  • Free trial for premium features
Features
Read full description

It is a very useful screen time management app that allows you to set usage limits for apps and automatically restrict apps when the limit is reached. Additionally, you can manually restrict or restore applications as needed. - Use of social media and games can be limited to help children focus better and block inappropriate content. - A time limit for the app can be set to help you not get distracted by the app. Start a free trial to access all premium features - You can subscribe for unlimited access to all premium features - Within 24 hours before the end of the free trial period, the change fee calculated according to the subscription plan will be automatically debited from your account - You can cancel the auto-renewal at any time, if the cancellation occurs at least 24 hours before the end of the current period Support: tinfineapp@outlook.com Privacy Policy: https://decisive-store-bd5.notion.site/Privacy-Policy-3930ce2f70bf41df93666e029f0a1d19 Terms of Use: https://decisive-store-bd5.notion.site/Terms-Conditions-7dcac12bf71f41edbee0e260df02c563

Screenshots

Charlotte Mobile4 screens
aLock4 screens

Verdict

The call

The clearest difference is in-app purchases: Charlotte Mobile at none against aLock's 3. Charlotte Mobile also leads on iOS requirement (12.0 vs 16.0). aLock's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support 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. aLock sells 3 in-app purchases, starting at $2.99 per 7 days. Charlotte Mobile asks for nothing beyond the download.

UpkeepUpdate frequency

Charlotte Mobile ships an update every 4 months, aLock every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Charlotte Mobile versus aLock: the parameters behind the verdict, then further details
ParameterCharlotte MobileaLock
PriceFreeFree
Rating—4.7 (32 ratings) — better
Positive reviews—44.4% of reviews
Number of ratings—32 — better
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size20 MB7 MB
Age rating4+4+
DeveloperCharlotte Products Ltd裕涛 兰

In-app purchases

None

Charlotte Mobile

No in-app purchases

3 purchases

aLock

Subscriptions2
  • App Lock for 1 week3 Days trial$2.997 Days
  • App Lock for 1 year3 Days trial$9.991 Year
One-time1
  • App Lock Premium$19.99

Questions

Is Charlotte Mobile free?
Charlotte Mobile is free to download, with no in-app purchases.
Is aLock free?
aLock is free to download, with in-app purchases available.
Do Charlotte Mobile or aLock have ads?
Neither Charlotte Mobile nor aLock shows ads.
Which is updated more often, Charlotte Mobile or aLock?
Charlotte Mobile ships an update every 4 months, and aLock every 3 weeks. Most recently, Charlotte Mobile was updated on November 2, 2026 and aLock on November 3, 2026.

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