# SRT D vs NAPA

The clearest difference is review sentiment: NAPA at 75% against SRT D's 10%. NAPA also leads on rating (4.5 vs 1.4). SRT D's advantage is ratings volume (17 vs 4). On price, update cadence, 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.

NAPA holds the better App Store score, 4.5 against 1.4. Both are backed by a comparable volume of ratings — 17 and 4 respectively. Written reviews point the same way: 10% of SRT D's written reviews are positive against 75% of NAPA's.

SRT D ships an update every 5 weeks, NAPA every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SRT D | NAPA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (17 ratings)](https://appshunter.io/ios/app/srt-d-ticket/id1560080111/reviews) | **[4.5 (4 ratings)](https://appshunter.io/ios/app/napa-star-map/id6475964108/reviews)** |
| Number of ratings | **17** | 4 |
| Positive reviews | 10.3% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 20 MB | 287 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [State Railway of Thailand](https://appshunter.io/developer/1552834357) | [National Astronomical Research Institute of Thailand (Public Organization)](https://appshunter.io/developer/1725468782) |

## What reviewers say

### SRT D

[App page](https://appshunter.io/ios/app/srt-d-ticket/id1560080111)

This official application allows users to book train tickets for the State Railway of Thailand. It serves as a convenient platform for managing your railway travel.

**Highlights:** Official train ticket booking, State Railway of Thailand, Manage railway travel

**In-app purchases:** none

**What reviewers like**

- ✅ Easy registration process
- 📱 Clean and intuitive user interface
- 🎫 Convenient e-ticket display for boarding
- 💳 Support for foreign credit cards
- 🚀 Fast ticket booking when system works

**What reviewers complain about**

- 🐛 Login failures after registration
- 🐛 Persistent 'no data' search results
- 🐛 Email verification not sent during signup
- 🐛 Password reset emails not received
- 🐛 Seat selection mismatches with actual seats

**Reported bugs**

- Login credentials rejected despite correct entry
- Email verification link not functional
- Password reset emails not delivered
- App crashes when entering passport information
- Seats marked as occupied after failed booking attempts

**Requested features**

- Swap origin/destination button for easy comparison
- Remember recent travel searches
- Direct email integration for account recovery
- Gender option for monks/religious persons
- Sync bookings between app and website


### NAPA

[App page](https://appshunter.io/ios/app/napa-star-map/id6475964108)

Explore the night sky with this astronomy and planetarium app. Identify stars, constellations, and planets by pointing your device at the sky. Plan future observations by adjusting the time and date.

**Highlights:** Point and observe celestial objects, Star map functionality, Time adjustment for observation planning, Simulate planet positions, Locate specific celestial objects, Real images of deep sky objects

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SRT D free?

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

### Is NAPA free?

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

### Which has better reviews, SRT D or NAPA?

NAPA is rated higher. SRT D averages 1.4 out of 5 from 17 ratings, while NAPA averages 4.5 from 4 ratings.

### Do SRT D or NAPA have ads?

Neither SRT D nor NAPA shows ads.

### Which is updated more often, SRT D or NAPA?

SRT D ships an update every 5 weeks, and NAPA every 2 months. Most recently, SRT D was updated on November 3, 2026 and NAPA on November 4, 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.*