NanoBattery vs Battery Inventory
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
NanoBattery
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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: ⢠Instant Monitoring: Check your Watch battery level directly from the app dashboard. ⢠Smart Widgets: Add beautiful widgets to your Home Screen and Lock Screen to track power levels without unlocking your phone. ⢠Dynamic Island & Live Activities: Keep an eye on your battery in real-time with support for the latest iOS features. ⢠Custom Alerts: Receive a notification on your iPhone when your Watch battery drops below a specific threshold (e.g., 20%). ⢠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!
Battery Inventory
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Never wonder if you have enough battery power again. Battery Inventory helps you organize every cordless power tool battery, charger and tool in one place. Instantly see what's charged, what's charging, what's installed, and what's missing. Whether you're a DIY enthusiast, gardener, contractor or workshop owner, you'll always know if you're ready before starting your next job. Everything in one place ⢠Organize all your battery packs ⢠Track charge levels and battery health ⢠Assign batteries to tools ⢠Manage chargers and charging slots ⢠Record purchase dates, notes and photos ⢠Keep your entire battery collection organized Plan your next job with confidence Battery Inventory goes beyond simple inventory. Create a job with the tools you'll use, and Battery Inventory automatically tells you: ⢠Whether you have enough charged batteries ⢠Which batteries need charging ⢠When charging should begin ⢠Which charger to use ⢠Whether every tool will be ready on time No more discovering empty batteries halfway through a project. Smarter charging ⢠Live charging progress ⢠Estimated time until fully charged ⢠Charge completion notifications (Pro) ⢠Quick charge updates using percentages or battery LED indicators Find any battery instantly ⢠Generate QR codes for every battery ⢠Print battery labels ⢠Scan a QR code to instantly open a battery ⢠Pair NFC tags for one-tap identification ⢠Powerful search across your inventory ⢠Organize batteries by brand Know where every battery is Track every battery as: ⢠Available ⢠Installed in a tool ⢠Charging ⢠Borrowed ⢠Missing ⢠Retired Privacy first Battery Inventory was built with privacy in mind. ⢠No account required ⢠Works completely offline ⢠Your data stays on your device ⢠No third-party analytics Battery Inventory Pro Unlock advanced features including: ⢠Unlimited batteries ⢠Unlimited tools ⢠Unlimited chargers ⢠Advanced Job Planning ⢠Charge completion notifications Perfect for DIY enthusiasts, home workshops, contractors, electricians, carpenters, landscapers and anyone managing cordless power tool batteries. Supports batteries and tools from many popular brands, including DeWalt, Makita, Milwaukee, Bosch, Ryobi, Einhell, Parkside, Hilti, Stihl, EGO and more. Organize your cordless tool batteries, manage chargers, print labels, and always know which batteries are ready for work. Stop guessing. Stay organized. Always have enough power for the next job. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: NanoBattery at none against Battery Inventory's 2. On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Battery Inventory sells 2 in-app purchases, starting at $2.99 per month. NanoBattery asks for nothing beyond the download.
| Parameter | NanoBattery | Battery Inventory |
|---|---|---|
| Price | Free | Free |
| Update frequency | ā | Every 9 days |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone, iPad, Apple Watch ā better | iPhone, iPad |
| Requires iOS | 17.6 | 17.0 ā better |
| Further details ā not scored | ||
| Size | 16 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Giovanni Outerleys | Tamas Bereczki |
In-app purchases
NanoBattery
No in-app purchases
Battery Inventory
- Battery Inventory Pro Monthly$2.991 Month
- Battery Inventory Pro Yearly3 Days trial$19.991 Year
Questions
Is NanoBattery free?
Is Battery Inventory free?
Do NanoBattery or Battery Inventory have ads?
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