# Smart Battery Widget vs Chain

The clearest difference is in-app purchases: Chain at none against Smart Battery Widget's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Smart Battery Widget sells 2 one-off in-app purchases. Chain asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Smart Battery Widget | Chain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (188 ratings)](https://appshunter.io/ios/app/smart-battery-widget/id1514578375/reviews)** | — |
| Number of ratings | **188** | — |
| Positive reviews | 57.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 31 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Elham Madh Farimani](https://appshunter.io/developer/1735189015) | [MBP Enterprises LTD](https://appshunter.io/developer/1757647426) |

## What reviewers say

### Smart Battery Widget

[App page](https://appshunter.io/ios/app/smart-battery-widget/id1514578375)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lock screen widgets | $1.99 | one-time |
| Fusion Widget | $1.99 | one-time |

**What reviewers like**

- 🎨 Beautiful and modern UI design
- 👍 Simple and intuitive user interface
- 📊 Useful widget functionality for monitoring battery, storage, and data
- ⚡ Lightweight app with minimal resource usage
- 🆓 No ads or intrusive monetization

**What reviewers complain about**

- 🐛 Battery estimation features frequently broken or showing zero values
- 🐛 Widgets not displaying correctly or updating in real-time
- 🐛 Data accuracy issues across multiple features
- 🐛 iOS compatibility problems (iOS 16, 17, and newer versions)
- 🐛 iPad version not functioning properly

**Reported bugs**

- 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

**Requested features**

- 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


### Chain

[App page](https://appshunter.io/ios/app/chain-fi/id6738323591)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Battery Widget free?

Smart Battery Widget is free to download, with in-app purchases available.

### Is Chain free?

Chain is free to download, with no in-app purchases.

### Do Smart Battery Widget or Chain have ads?

Neither Smart Battery Widget nor Chain shows ads.

### Which is updated more often, Smart Battery Widget or Chain?

Smart Battery Widget ships an update every 2 months, and Chain every 2 months. Most recently, Smart Battery Widget was updated on October 17, 2026 and Chain on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*