# MTI vs MMS IRT

MTI and MMS IRT 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.

MTI ships an update every 35 months, MMS IRT every 18 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | MTI | MMS IRT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 18 months** |
| Size | 54 MB | 60 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jake Wetton](https://appshunter.io/developer/1645281706) | [MariApps Marine Solutions Pvt. Ltd.](https://appshunter.io/developer/1040404561) |

## What reviewers say

### MTI

[App page](https://appshunter.io/ios/app/mti/id1645281284)

**Features:** macOS Compatibility

**In-app purchases:** none


### MMS IRT

[App page](https://appshunter.io/ios/app/mms-irt/id6450736776)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MTI free?

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

### Is MMS IRT free?

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

### Do MTI or MMS IRT have ads?

Neither MTI nor MMS IRT shows ads.

### Which is updated more often, MTI or MMS IRT?

MTI ships an update every 35 months, and MMS IRT every 18 months. Most recently, MTI was updated on September 24, 2026 and MMS IRT on September 22, 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.*