# DLT GPS vs Otteri

The clearest difference is update cadence: Otteri at every 3 weeks against DLT GPS's every 3 months. DLT GPS's advantage is iOS requirement (13.0 vs 15.5). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

DLT GPS ships an update every 3 months, Otteri every 3 weeks. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | DLT GPS | Otteri |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/otteri/id1480384859/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 23 MB | 103 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Department of Land Transport Thailand](https://appshunter.io/developer/1437216014) | [Kavin Nitasnajarukul](https://appshunter.io/developer/1469331007) |

## What reviewers say

### DLT GPS

[App page](https://appshunter.io/ios/app/dlt-gps/id1099698706)

Track the real-time location of registered public transport vehicles. Report incidents or complaints about public buses and find passenger transport stations.

**Highlights:** Track public transport vehicle locations, Report incidents and complaints, Find passenger transport stations, Registered vehicle information

**Features:** macOS Compatibility

**In-app purchases:** none


### Otteri

[App page](https://appshunter.io/ios/app/otteri/id1480384859)

This application connects users to a modern laundry service featuring industrial washers and dryers. Manage your laundry needs, check machine availability, and receive notifications when your cycle is complete. Enjoy promotions and easily locate service areas.

**Highlights:** Industrial washer and dryer booking, Real-time machine status checks, Operation time monitoring, Completion notifications, Price promotions, Service area locator

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

**In-app purchases:** none


## Frequently asked questions

### Is DLT GPS free?

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

### Is Otteri free?

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

### Do DLT GPS or Otteri have ads?

Neither DLT GPS nor Otteri shows ads.

### Which is updated more often, DLT GPS or Otteri?

DLT GPS ships an update every 3 months, and Otteri every 3 weeks. Most recently, DLT GPS was updated on September 17, 2026 and Otteri on September 9, 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.*