Comparison

SleepCalc vs Screen Time Control

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

Head to head
About

SleepCalc

Features
Read full description

Discover the ultimate solution for optimizing your sleep based on your caffeine consumption with our AI powered app. Designed for those who want to improve their sleep quality, this app helps you determine the ideal bedtime to achieve your desired amount of sleep, ensuring you wake up refreshed and ready to tackle the day. Key Features: • Caffeine Tracking: Log your caffeine intake throughout the day and understand its effects on your sleep patterns. • Personalized Bedtime Recommendations: Based on your caffeine consumption and desired sleep duration, receive tailored bedtime suggestions to maximize your rest. • Sleep Insights: Gain valuable insights into how different levels of caffeine affect your sleep quality, helping you make informed choices. Why Choose Our App? In today’s fast-paced world, many struggle with sleep due to caffeine consumption. Our app not only helps you track your intake but also empowers you to make better decisions about when to go to bed. By understanding the relationship between caffeine and sleep, you can improve your overall health and well-being. Optimize your sleep today—because a good day starts with a good night!

About

Screen Time Control

This app helps you break phone addiction and regain focus with a fun, gamified approach. It allows you to set custom focus sessions, lock distracting apps, and track your progress with insightful reports. A motivational mascot provides encouragement and gentle reminders to keep you on track.

Highlights
  • Custom focus sessions
  • App locking with customizable modes
  • Motivational mascot for engagement
  • Screen time reports and analytics
  • Live Activities and Dynamic Island integration
  • Privacy-focused using Screen Time API
Read full description

Finally, an app (that is not boring but fun!) that actually helps you break free from phone addiction. Meet Lok, your screen time manager, just like a tiger mom. Sick of mindless scrolling stealing your day? LockedIn is your ultimate screen time coach, designed to help students, professionals, and anyone battling phone addiction regain focus and productivity. Our cheeky mascot, Lok, is your personal cheerleader, dishing out witty nudges or sassy scolds to keep you on track. With 93% of users saving 1h 45m from doomscrolling in distracting apps, LockedIn empowers you to crush distractions, ace your goals, and stop the brainrot! Key features: • Custom Focus Sessions: Choose apps to lock, like TikTok or Instagram, and set session times to create distraction-free zones for studying, working, or relaxing. • Customisable Lock Modes: Easy lets you pause or stop sessions for flexibility; Hard throws up barriers with Lok’s playful “Are you sure?” prompts; Complete locks apps tight, no exceptions. • Lok's Motivation: Like a quirky friend, Lok celebrates your wins with encouragement or gets mock-angry when you waver, making focus fun and guilt-free. • Elegant Screen Time Reports: Dive into sleek, easy-to-read stats to track your phone use, spot patterns, and celebrate progress toward less screen time. • Live Activities & Dynamic Island: Stay in the zone with real-time focus session updates right on your iPhone’s lock screen or Dynamic Island for seamless motivation. • Privacy First: LockedIn uses Apple’s Screen Time API, keeping all data on your device for a secure, private experience that’s quick to set up. Invest in yourself, save your grades, and stop the brainrot from doomscrolling. Download LockedIn now to master your focus and reclaim your time! * Some of the mentioned features require a LockedIn Pro Subscription. • Terms of Service: https://lockedin.tech/terms • Privacy Policy: https://lockedin.tech/privacy • Apple’s End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

SleepCalc4 screens
Screen Time Control4 screens

Verdict

The call

The clearest difference is in-app purchases: SleepCalc at none against Screen Time Control's 5. Screen Time Control's advantage is iOS requirement (16.2 vs 18.1). 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. Screen Time Control sells 5 in-app purchases, starting at $4.99 per month. SleepCalc asks for nothing beyond the download.

Scorecard2 real differences · 7 level
SleepCalc versus Screen Time Control: the parameters behind the verdict, then further details
ParameterSleepCalcScreen Time Control
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequency—Every 5 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.116.2 — better
Further details — not scored
Size2 MB54 MB
Age rating4+4+
DeveloperEmi SatoChris CHAN Chi Him

In-app purchases

None

SleepCalc

No in-app purchases

5 purchases

Screen Time Control

Subscriptions4
  • LockedIn Pro$4.991 Month
  • LockedIn Pro$9.991 Year
  • LockedIn Pro$12.991 Year
Show 1 more
  • LockedIn Pro3 Days trial$29.991 Year
One-time1
  • Emergency Unlock$1.99

Questions

Is SleepCalc free?
SleepCalc is free to download, with no in-app purchases.
Is Screen Time Control free?
Screen Time Control is free to download, with in-app purchases available.
Do SleepCalc or Screen Time Control have ads?
Neither SleepCalc nor Screen Time Control shows ads.

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