# ป้ายจราจร vs D4S Service

The clearest difference is ads: D4S Service at none against ป้ายจราจร's shown. ป้ายจราจร's advantage is update cadence (every 15 months vs every 57 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

ป้ายจราจร ships an update every 15 months, D4S Service every 57 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | ป้ายจราจร | D4S Service |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 15 months** | Every 57 months |
| Size | 46 MB | 82 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thitipong Wongsatho](https://appshunter.io/developer/683911170) | [Department of Land Transport Thailand](https://appshunter.io/developer/1437216014) |

## What reviewers say

### ป้ายจราจร

[App page](https://appshunter.io/ios/app/id689720612)

**Features:** macOS Compatibility

**In-app purchases:** none


### D4S Service

[App page](https://appshunter.io/ios/app/d4s-service/id1437493424)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ป้ายจราจร free?

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

### Is D4S Service free?

D4S Service is free to download, with no in-app purchases.

### Do ป้ายจราจร or D4S Service have ads?

ป้ายจราจร shows ads; D4S Service does not.

### Which is updated more often, ป้ายจราจร or D4S Service?

ป้ายจราจร ships an update every 15 months, and D4S Service every 57 months. Most recently, ป้ายจราจร was updated on November 1, 2026 and D4S Service on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*