# TMA iGas vs Ultra BMS

TMA iGas and Ultra BMS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | TMA iGas | Ultra BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 67 MB | 30 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TMA Mobile Solutions (TMS)](https://appshunter.io/developer/397093678) | [新平 罗](https://appshunter.io/developer/1831685658) |

## What reviewers say

### TMA iGas

[App page](https://appshunter.io/ios/app/tma-igas/id6480381233)

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

**In-app purchases:** none


### Ultra BMS

[App page](https://appshunter.io/ios/app/ultra-bms/id6752113906)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TMA iGas free?

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

### Is Ultra BMS free?

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

### Do TMA iGas or Ultra BMS have ads?

Neither TMA iGas nor Ultra BMS shows ads.

### Which is updated more often, TMA iGas or Ultra BMS?

TMA iGas ships an update weekly, and Ultra BMS weekly. Most recently, TMA iGas was updated on November 12, 2026 and Ultra BMS on November 8, 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.*