# M vs SUDO

M and SUDO 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.

M ships an update every 2 months, SUDO monthly. The most recent releases landed on June 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | M | SUDO |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 43 MB | 42 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Department of Highways, Thailand](https://appshunter.io/developer/1125869830) | [technow](https://appshunter.io/developer/1639493856) |

## What reviewers say

### M

[App page](https://appshunter.io/ios/app/m-pass/id1201152421)

This application provides M-Pass cardholders with convenient access to their account information. Users can easily check their remaining balance and review their toll usage history anytime, anywhere. Registration is required via the official website to access these features.

**Highlights:** Check remaining balance, View toll usage history, Convenient access, Real-time updates, Easy registration

**In-app purchases:** none


### SUDO

[App page](https://appshunter.io/ios/app/sudo/id6468945502)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is M free?

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

### Is SUDO free?

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

### Do M or SUDO have ads?

Neither M nor SUDO shows ads.

### Which is updated more often, M or SUDO?

M ships an update every 2 months, and SUDO monthly. Most recently, M was updated on June 9, 2026 and SUDO on September 19, 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.*