Comparison

Lockd' vs CalcGate | App Lock with Math

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

Head to head
About

Lockd'

Features
Read full description

Lockd' is your intelligent alarm and reminder companion that ensures you never miss what matters most. Whether it's waking up, taking medication, or completing tasks, Lockd' keeps you on track with smart features designed for reliability. KEY FEATURES: Smart Alarms Set alarms with natural voice commands or manual time selection. Choose from AI-generated voice reminders or classic alarm tones. Alarms work even when your phone is locked. Medication Mode (medMode) Never miss a medication dose. medMode alarms ensure critical medication reminders are always heard. Automatically repeats daily. Photo Proof Verify you completed your task by taking a photo. Perfect for medication reminders, morning routines, or any task that requires confirmation. Timers & Stopwatch Set countdown timers with custom labels and reminders. Track time with precision using the built-in stopwatch with lap functionality. AI Voice Agent Interact naturally with Lockd's AI voice agent. Simply speak to set alarms, ask questions, and get intelligent responses. No typing required. Modern Design Beautiful, dark-themed interface with smooth animations and intuitive controls. Built for iOS with a focus on simplicity and reliability. PERFECT FOR: • Medication reminders • Morning wake-up alarms • Task completion tracking • Time management • Daily routines • Productivity Lockd' works offline for local alarms and uses your device's timezone automatically. Your data stays private and secure on your device. Download Lockd' today and take control of your time and health.

About

CalcGate | App Lock with Math

Features
Read full description

CalcGate is a screen time control app designed for people who want to break the habit of opening distracting apps without thinking. Have you ever opened social media “just for a minute,” only to lose track of time? Do you find yourself checking your phone when you should be studying, working, or focusing? Do app limits feel too easy to ignore or turn off? CalcGate adds a simple but effective moment of friction before you can reopen restricted apps. Choose the apps or app categories you want to limit, start a lock, and CalcGate will require you to solve math challenges before access can be restored early. Unlike blockers that can be dismissed instantly, CalcGate is designed to make you pause and ask yourself: “Do I really want to open this app right now?” To unlock early, every math problem must be answered correctly. If you make a mistake, your progress resets and the challenge starts again from the beginning. This small hurdle helps interrupt automatic habits like repeatedly opening social media, video apps, games, or other distractions without thinking. CalcGate is useful for study sessions, deep work, productivity, reading, reducing late-night scrolling, managing screen time, and building healthier digital routines. Key features: ・Restrict selected apps or app categories ・Start instant locks anytime ・Create recurring daily lock schedules ・Unlock early by solving math challenges ・Customize challenge difficulty and question count ・Reset progress after incorrect answers CalcGate is not about completely avoiding your phone. It is about using your phone more intentionally. Whether you want to improve focus, study without distractions, reduce social media overuse, build better habits, or create a healthier relationship with your device, CalcGate helps you pause before you tap. Start using CalcGate today and build the habit of thinking before unlocking.

Screenshots

Lockd'3 screens
CalcGate | App Lock with Math4 screens

Verdict

The call

The clearest difference is iOS requirement: Lockd' at 18.2 against CalcGate | App Lock with Math's 26.2. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Lockd' ships an update monthly, CalcGate | App Lock with Math every 3 weeks. The most recent releases landed on June 1, 2026 and September 12, 2026 respectively.

Scorecard1 real difference · 5 level
Lockd' versus CalcGate | App Lock with Math: the parameters behind the verdict, then further details
ParameterLockd'CalcGate | App Lock with Math
PriceFreeFree
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.2 — better26.2
Further details — not scored
Size8 MB4 MB
Age rating4+4+
DeveloperDeepak BahlHIDEYUKI INAGAKI

In-app purchases

None

Lockd'

No in-app purchases

None

CalcGate | App Lock with Math

No in-app purchases

Questions

Is Lockd' free?
Lockd' is free to download, with no in-app purchases.
Is CalcGate | App Lock with Math free?
CalcGate | App Lock with Math is free to download, with no in-app purchases.
Do Lockd' or CalcGate | App Lock with Math have ads?
Neither Lockd' nor CalcGate | App Lock with Math shows ads.
Which is updated more often, Lockd' or CalcGate | App Lock with Math?
Lockd' ships an update monthly, and CalcGate | App Lock with Math every 3 weeks. Most recently, Lockd' was updated on June 1, 2026 and CalcGate | App Lock with Math on September 12, 2026.

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