Comparison

Lock Vault vs Duck Focus

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

Head to head
About

Lock Vault

Securely manage and protect your private photos, videos, contacts, and documents. This tool offers a simple PIN creation and an emergency unlock feature for forgotten passwords, ensuring your sensitive data remains private.

Highlights
  • Manage private photos/videos
  • Create secret contacts
  • Protect private documents
  • Store all passwords
  • Easy PIN creation
  • Emergency password recovery
Features
Read full description

This is an indispensable file management tool for your iPhone, it can protect your photos, videos, contacts or files at any time. - Lock Vault can be used for the following purposes: Manage private photos or videos. Create secret contacts. Protect private documents. Store all passwords. - Lock Vault will bring you: Easy to start and use. Secure and easy to create a PIN. Absolutely safe experience. You can add everything you want to manage: whether it's photos, videos or all kinds of files, you can add them directly to Lock Vault and manage them easily. If you forget the password you set, don't worry, Lock Vault also has an emergency mode that you can unlock by answering the questions you set earlier. The Lock Vault app provides you with a stable place to store and manage all your photos, videos, files and contacts. Download it now!

About

Duck Focus

This app helps improve focus and time management through a simple countdown timer. It provides data visualization to track focus time distribution and encourages self-discipline to combat procrastination and increase efficiency.

Highlights
  • Simple focused countdown timer
  • Data visualization of focus time distribution
  • Develops self-discipline
  • Improves procrastination
  • Professional time management tool
  • Focus on quality and reject redundancy
Features
Read full description

Duck focus is a simple, beautiful, professional time management app that "improves the quality and efficiency of your time use," develops self-discipline, and "improves procrastination." When do I need duck focus? 1. Despite your efforts, you don't feel like you're making progress 2. You can neither study nor work effectively 3. You are easily distracted and want to significantly improve your latency 4. After a year, you feel like your life hasn't changed and important things haven't moved 5. You're not disciplined enough 6. Wanting everything in your life to be better 7. There are a lot of things you want to do, but you're not taking action or you're doing them slowly. Duck focus Core features 1. Very simple and useful focused countdown. No fancy designs, no complicated tasks, everything for better concentration 2. Pay attention to the data. You can easily understand the distribution of different types of focus times. The data graph still maintains our simple and practical design ideas. Display only the most important data information, focus on quality, and reject redundancy. 3. Choose different types of perspectives from different environments and pay deep attention to the present

Screenshots

Lock Vault4 screens
Duck Focus4 screens

Verdict

The call

The clearest difference is ads: Duck Focus at none against Lock Vault's shown. Duck Focus also leads on update cadence (monthly vs every 3 months) and monetization model (free vs ad-supported). Lock Vault's advantage is rating (3.0 vs 2.7) and iOS requirement (12.0 vs 14.0). On price, ratings volume, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Lock Vault holds the better App Store score, 3.0 against 2.7. Both are backed by a comparable volume of ratings — 4 and 10 respectively.

UpkeepUpdate frequency

Lock Vault ships an update every 3 months, Duck Focus monthly. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

Scorecard5 real differences · 5 level
Lock Vault versus Duck Focus: the parameters behind the verdict, then further details
ParameterLock VaultDuck Focus
PriceFreeFree
Rating3.0 (4 ratings) — better2.7 (10 ratings)
Positive reviews—0.0% of reviews
Number of ratings410 — better
Update frequencyEvery 3 monthsMonthly — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size20 MB47 MB
Age rating4+4+
DeveloperSuper Fast Unlimited AppsSwallow Shuai Technology Development Co., Ltd.

Customer experience

Lock Vault

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

Duck Focus

All ratings10 ratings
Positive30.0%
Neutral30.0%
Negative40.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

Lock Vault

No in-app purchases

None

Duck Focus

No in-app purchases

Questions

Is Lock Vault free?
Lock Vault is free to download, with no in-app purchases.
Is Duck Focus free?
Duck Focus is free to download, with no in-app purchases.
Which has better reviews, Lock Vault or Duck Focus?
Lock Vault is rated higher. Lock Vault averages 3.0 out of 5 from 4 ratings, while Duck Focus averages 2.7 from 10 ratings.
Do Lock Vault or Duck Focus have ads?
Lock Vault shows ads; Duck Focus does not.
Which is updated more often, Lock Vault or Duck Focus?
Lock Vault ships an update every 3 months, and Duck Focus monthly. Most recently, Lock Vault was updated on October 17, 2026 and Duck Focus on October 8, 2026.

Other comparisons