Smart Battery Widget vs PQDIF Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Battery Widget
Monitor your device's battery, storage, and network activity with real-time data and smart estimations. View key metrics and usage predictions directly on your home screen with customizable widgets.
- Battery monitoring and usage estimations
- Storage monitoring and capacity estimations
- Network activity and speed monitoring
- Customizable home screen widgets
- Lock screen widgets
- Real-time data display
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Smart Battery Widget is an extraordinary well designed application to monitor your device’s Battery, Storage and Network activity and also have an eye on them on the Home Screen thanks to brilliant Widgets. Not only monitor your device activity but it can also estimate your capability of usage based on your current battery state and device storage remaining due to smart algorithms. A modern, lightweight and fully interactive application interwoven with state-of-art functionality and revolutionary user experience like no others. —- Features —- ■ Battery: Monitor Battery state and percentage and also provides four different realtime estimations for Audio playback, Video playback, Talk time and Gaming time remaining hours base on battery percentage and capacity. Keep an eye on new daily graph of battery usage. ■ Storage: Monitor device storage states like total volume, free space and used space and also provides four different realtime estimations for download/import Audio, download/import Video, number of photos can shoot and Podcasts can save base on your device free space. ■ Network: Monitor your device network/internet activity data for both cellular and wifi. It can precisely determine your current network usage volume and speed for sending and receiving data live on the app. ■ Home Screen Widgets: Smart Battery Widget has reinvented widget design and functionality. It provides many different widgets with different sizes for all three features and their estimations: - 3 Widgets for battery state and its estimations - 3 Widgets for storage state and its estimations - 4 Graph Widgets for network activity - 2 Widgets for network package management - 2 Fusion Widgets, combining all three main features all in one - 2 Sets of Lock screen widgets for Battery level and 24h history also Storage remaining and graph Please note: Our team is always working on estimations and enhancing smart algorithms for make them more precise but they are not ideal and error free. Due to iPhone power efficiency Home Screen widgets will not always update instantly. iOS itself refresh widgets data and it depends on user interactions with app and place of the widget in the home screen. —- Contact —- We always put user suggestions first and we are greatly appreciated if you send us feedbacks and reviews. Email: smartbattery@smartbits-studio.com Privacy Policy: http://smartbits-studio.com/SmartBattery/privacy.html
PQDIF Viewer
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PQDIF Viewer is a simple to use tool to chart Power Quality data in PQD files (IEEE 1159.3-2025). Open files from Mail, Files, or AirDrop, or tap the bundled sample to try it out. Built for power system engineers who need to inspect data on the go.
Screenshots
Verdict
The clearest difference is in-app purchases: PQDIF Viewer at none against Smart Battery Widget's 2. PQDIF Viewer also leads on update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement 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
Both are free to download. Smart Battery Widget sells 2 one-off in-app purchases. PQDIF Viewer asks for nothing beyond the download.
Smart Battery Widget ships an update every 2 months, PQDIF Viewer every 3 days. Both last shipped on October 8, 2026.
| Parameter | Smart Battery Widget | PQDIF Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (188 ratings) — better | — |
| Positive reviews | 57.7% of reviews | — |
| Number of ratings | 188 — better | — |
| Update frequency | Every 2 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 42 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Elham Madh Farimani | Russell Patterson |
Bugs and requests
Smart Battery Widget
Reported bugs
14 issues- Battery consumption estimations showing zero or stuck values
- Widgets not appearing in widget menu or home screen
- Fusion widget displaying as blank white block
- Widget not updating in real-time without opening app
- Storage widget showing incorrect capacity values
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- Data widget not resetting after manual reset
- Cellular data percentage meter glitched
- Game category mislabeled as 'Call' in battery widget
- iPad version showing blank boxes or no values
- App freezing or unable to navigate between pages
- Widget showing previous data plus new data combined
- Battery percentage not updating on widget
- Inaccurate data usage compared to system stats
- App crashing or not loading after recent updates
Requested features
11 requests- Clear mode support for iOS 26 widgets
- Apple Watch app support
- Auto-reset of data package on fixed monthly date
- Real-time network speed monitoring widgets
- Show which apps/processes are using network
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- Customizable widget colors to match home screen theme
- Daily data limit option in addition to monthly
- Permanent dark theme option
- Notification alerts for data package limits
- Continuous real-time updates during charging
- Better iPad compatibility and functionality
PQDIF Viewer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Smart Battery Widget
- Lock screen widgets$1.99
- Fusion Widget$1.99
PQDIF Viewer
No in-app purchases
Questions
Is Smart Battery Widget free?
Is PQDIF Viewer free?
Do Smart Battery Widget or PQDIF Viewer have ads?
Which is updated more often, Smart Battery Widget or PQDIF Viewer?
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