# MRT Map vs SG Transit

The clearest difference is in-app purchases: SG Transit at none against MRT Map's 4. SG Transit also leads on update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MRT Map sells 4 one-off in-app purchases. SG Transit asks for nothing beyond the download.

MRT Map ships an update monthly, SG Transit weekly. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | MRT Map | SG Transit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 10 MB | 11 MB |
| Requires iOS | 17.0 | **16.2** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [33 YAGA PTE. LTD.](https://appshunter.io/developer/1536277523) | [SENGUTTUVAN NALLAPPAN](https://appshunter.io/developer/1373808728) |

## What reviewers say

### MRT Map

[App page](https://appshunter.io/ios/app/mrt-map/id6479568532)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sponsor | $0.99 | one-time |
| Sponsor a bit of tidy sum | $2.99 | one-time |
| Sponsor a lot | $6.99 | one-time |
| Sponsor VIP | $12.99 | one-time |


### SG Transit

[App page](https://appshunter.io/ios/app/sg-transit-bus-and-mrt/id6752538677)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MRT Map free?

MRT Map is free to download, with in-app purchases available.

### Is SG Transit free?

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

### Do MRT Map or SG Transit have ads?

Neither MRT Map nor SG Transit shows ads.

### Which is updated more often, MRT Map or SG Transit?

MRT Map ships an update monthly, and SG Transit weekly. Most recently, MRT Map was updated on October 4, 2026 and SG Transit on October 16, 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.*