# DT Smart Battery vs Switch Log

The clearest difference is in-app purchases: DT Smart Battery at none against Switch Log's 8. DT Smart Battery also leads on ads (none vs shown) and iOS requirement (11.0 vs 16.0). Switch Log's advantage is update cadence (every 2 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Switch Log sells 8 in-app purchases, starting at $0.99 per year. DT Smart Battery asks for nothing beyond the download.

DT Smart Battery ships an update every 3 months, Switch Log every 2 weeks. The most recent releases landed on October 1, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | DT Smart Battery | Switch Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (7 ratings)](https://appshunter.io/ios/app/dt-smart-battery/id1446858822/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 28 MB | 18 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [应刚 郑](https://appshunter.io/developer/1446858821) | [G-SOFT](https://appshunter.io/developer/368394644) |

## What reviewers say

### DT Smart Battery

[App page](https://appshunter.io/ios/app/dt-smart-battery/id1446858822)

Monitor your smart battery pack's performance and status remotely via Bluetooth. View real-time data like voltage, current, temperature, and remaining power. Receive alerts for critical conditions and set custom reminders.

**Highlights:** Real-time battery status monitoring, Voltage, current, and temperature readings, Remaining power percentage, Protection information alerts, Individual cell voltage monitoring, Customizable power and temperature reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### Switch Log

[App page](https://appshunter.io/ios/app/switch-log/id1638486315)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads (Annual amount) | $0.99 | per year |
| Additional graphs (Yearly) | $0.99 | per year |
| Additional graphs  (One Month) | $0.99 | one-time |
| Siri shortcut for Remo API | $0.99 | one-time |
| Hide ads (Unlimited) | $1.99 | one-time |
| Item history | $1.99 | one-time |
| Additional graphs (Unlimited) | $2.99 | one-time |
| Electricity price comparison | $3.99 | one-time |


## Frequently asked questions

### Is DT Smart Battery free?

DT Smart Battery is free to download, with no in-app purchases.

### Is Switch Log free?

Switch Log is free to download, with in-app purchases available.

### Do DT Smart Battery or Switch Log have ads?

Switch Log shows ads; DT Smart Battery does not.

### Which is updated more often, DT Smart Battery or Switch Log?

DT Smart Battery ships an update every 3 months, and Switch Log every 2 weeks. Most recently, DT Smart Battery was updated on October 1, 2026 and Switch Log on October 18, 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.*