# LITHIUM BLUE vs BRG LITHIUM

The clearest difference is update cadence: BRG LITHIUM at every 2 weeks against LITHIUM BLUE's every 5 months. 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.

LITHIUM BLUE ships an update every 5 months, BRG LITHIUM every 2 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | LITHIUM BLUE | BRG LITHIUM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 32 MB | 119 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Discover Energy Systems Corp.](https://appshunter.io/developer/1767303846) | [冬林 向](https://appshunter.io/developer/1862178578) |

## What reviewers say

### LITHIUM BLUE

[App page](https://appshunter.io/ios/app/lithium-blue/id6670737517)

**Features:** macOS Compatibility

**In-app purchases:** none


### BRG LITHIUM

[App page](https://appshunter.io/ios/app/brg-lithium/id6756693029)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LITHIUM BLUE free?

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

### Is BRG LITHIUM free?

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

### Do LITHIUM BLUE or BRG LITHIUM have ads?

Neither LITHIUM BLUE nor BRG LITHIUM shows ads.

### Which is updated more often, LITHIUM BLUE or BRG LITHIUM?

LITHIUM BLUE ships an update every 5 months, and BRG LITHIUM every 2 weeks. Most recently, LITHIUM BLUE was updated on October 25, 2026 and BRG LITHIUM 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.*