# AutoGen vs Epoch Li

The clearest difference is update cadence: Epoch Li at every 3 weeks against AutoGen's every 72 months. Epoch Li also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

AutoGen ships an update every 72 months, Epoch Li every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AutoGen | Epoch Li |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.6 (70 ratings)](https://appshunter.io/ios/app/epoch-li-ion/id1640434817/reviews)** |
| Number of ratings | — | **70** |
| Positive reviews | — | 29.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 72 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 17 MB | 35 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [DC Generators Power Co Ltd](https://appshunter.io/developer/1814155849) | [EDG Sales International LLC](https://appshunter.io/developer/1546168152) |

## What reviewers say

### AutoGen

[App page](https://appshunter.io/ios/app/autogen/id1468312359)

**In-app purchases:** none


### Epoch Li

[App page](https://appshunter.io/ios/app/epoch-li-ion/id1640434817)

Monitor your lithium-ion battery system in real-time via Bluetooth. View voltage, current, power, and internal resistance. Receive alerts for temperature, short circuits, and voltage deviations to extend battery life and enhance stability.

**Highlights:** Real-time voltage, current, power, and internal resistance display, Individual battery voltage and alarm status monitoring, Cell comparison and balancing display, Temperature and critical parameter warnings, Record of all warnings and protection events

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

**In-app purchases:** none

**What reviewers like**

- 🔋 Outstanding battery performance and capacity
- 📱 Excellent real-time battery monitoring
- 👍 Simple and clean app interface (mentioned by one user)
- ⚡ Fast and efficient charging performance
- 💡 Provides detailed battery information (SOC, voltage, current, temp, cells)

**What reviewers complain about**

- 🐛 Frequent Bluetooth connection issues (drops, doesn't auto-connect)
- 🐛 App crashes frequently
- 🐛 Clunky and unreliable Bluetooth connectivity
- 🐛 App disconnects when minimized or switching apps
- 🐛 Does not remember previously connected devices

**Reported bugs**

- Bluetooth does not auto-connect
- Bluetooth signal frequently drops
- App crashes frequently
- App disconnects when minimized or switching apps
- App does not remember previously connected devices

**Requested features**

- Filter Bluetooth devices by MAC address prefix
- Implement BLE non-exclusive connection
- Bring back old app features (time to charge/discharge)
- Document app data and features
- Provide password for advanced settings


## Frequently asked questions

### Is AutoGen free?

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

### Is Epoch Li free?

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

### Do AutoGen or Epoch Li have ads?

Neither AutoGen nor Epoch Li shows ads.

### Which is updated more often, AutoGen or Epoch Li?

AutoGen ships an update every 72 months, and Epoch Li every 3 weeks. Most recently, AutoGen was updated on October 26, 2026 and Epoch Li on October 24, 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.*