Comparison

Quick Password Safe vs NanoBattery

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

Head to head
About

Quick Password Safe

Securely store and manage all your passwords in one place. This app acts as a digital safe for your login credentials, helping you avoid account breaches by enabling unique, complex passwords for each service. It offers features like a hidden password display and passcode protection for the app itself.

Highlights
  • Secure password storage
  • Passcode app protection
  • Hidden password display
  • Copy ID and password
  • Password registration and deletion
Read full description

Manage Your Password More Easily And More Securely. This app safely keeps the password as a safe(cashbox). Recently, many accidents that are unauthorized access to accounts by the recycling of password have occurred. With the increase in IT service, in order not to disturb the daily life, we want to avoid that the account is stolen. However, to perform it, it becomes necessary to set a different password in each. That means, it is impossible to remember passwords with one's head. If you use this application, the app will remember your passwords, instead of you. FEATURES - It does not clearly display suddenly when viewing the password. (You can fine-tune the brightness of the character using the slider.) - It will return to its original position when you release your finger from the slider, it is suitable to browse secretly. - ID and password can also be used to copy. (Not recommended) - You can protect the app itself with a passcode. USAGE A. SETTING THE PROTECTION PASSCODE (1)If this is the first time, set the (any 4-digit) passcode to protect the app. (2)If you press [Change Passcode] button at the bottom of the [PW List] screen, the screen to change the passcode you set opens. (3)Set the passcode in the same way as the first. (4)When you stop using it, press the [Close And Lock] button to protect the app. (5)Enter the passcode in the startup screen when you use again. B. PASSWORD REGISTRATION (1)Press the [+] button in the [PW List] screen To open the create screen. (2)Fill PW information(such as a password, user ID), and press the [Save] button. (3)If you want to change the PW information, open the [Edit PW] screen by pressing the [Edit] button at the [PW Detail] screen. C. SEE PASSWORD (1)Tap the title of information you want to see in the [PW List] screen. (2)[PW Detail] screen is displayed, but the password is hidden. (3)Make sure the safety of your surroundings, and slide the slider to the right. Then password will gradually appear. D. PASSWORD DELETION (1)Press the [Edit] button on the [PW List] screen. (2)Tap the [-]icon of the PW that you want to delete, and then press the [Delete] button. (3)Press the [Done] button at the end.

About

NanoBattery

Features
Read full description

NanoBattery is the essential utility for your Apple Watch. Stop guessing how much power is left on your wrist. NanoBattery seamlessly syncs your Apple Watch battery level to your iPhone, keeping you informed at a glance. Designed with a sleek "Black & Yellow" aesthetic perfect for OLED screens, NanoBattery feels right at home on your modern iOS device. KEY FEATURES: โ€ข Instant Monitoring: Check your Watch battery level directly from the app dashboard. โ€ข Smart Widgets: Add beautiful widgets to your Home Screen and Lock Screen to track power levels without unlocking your phone. โ€ข Dynamic Island & Live Activities: Keep an eye on your battery in real-time with support for the latest iOS features. โ€ข Custom Alerts: Receive a notification on your iPhone when your Watch battery drops below a specific threshold (e.g., 20%). โ€ข Battery-Friendly: Uses efficient background refresh technology to sync data without draining your device. HOW IT WORKS: NanoBattery uses background app refresh to periodically fetch data from your Watch (typically every 15-20 minutes) or instantly when you open the app or tap the widget. PRIVACY FIRST: No data collection, no tracking. Your battery data stays between your devices. Download NanoBattery today and never let your Watch run out of power unexpectedly!

Screenshots

Quick Password Safe3 screens
NanoBattery4 screens

Verdict

The call

The clearest difference is ads: NanoBattery at none against Quick Password Safe's shown. Quick Password Safe's advantage is iOS requirement (15.6 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences ยท 6 level
Quick Password Safe versus NanoBattery: the parameters behind the verdict, then further details
ParameterQuick Password SafeNanoBattery
PriceFreeFree
Positive reviews57.6% of reviewsโ€”
Update frequencyEvery 8 monthsโ€”
AdsYesNo โ€” better
In-app purchasesNoNo
MonetizationAd-supportedโ€”
DevicesiPhone, iPodiPhone, iPad, Apple Watch โ€” better
Requires iOS15.6 โ€” better17.6
Further details โ€” not scored
Size6 MB16 MB
Age rating4+4+
DeveloperMIFUMI YOSHIDAGiovanni Outerleys

In-app purchases

None

Quick Password Safe

No in-app purchases

None

NanoBattery

No in-app purchases

Questions

Is Quick Password Safe free?
Quick Password Safe is free to download, with no in-app purchases.
Is NanoBattery free?
NanoBattery is free to download, with no in-app purchases.
Do Quick Password Safe or NanoBattery have ads?
Quick Password Safe shows ads; NanoBattery does not.

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