# Postcards by PostNord vs Sun Tracker AR

The clearest difference is review sentiment: Sun Tracker AR at 76% against Postcards by PostNord's 0%. Sun Tracker AR also leads on rating (4.8 vs 3.3) and ratings volume (1.1K vs 15). Postcards by PostNord's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Sun Tracker AR sells 1 one-off in-app purchase. Postcards by PostNord asks for nothing beyond the download.

Sun Tracker AR holds the better App Store score, 4.8 against 3.3. That said, the two scores are not equally well evidenced: Sun Tracker AR has 1.1K ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 0% of Postcards by PostNord's written reviews are positive against 76% of Sun Tracker AR's.

Postcards by PostNord ships an update every 2 months, Sun Tracker AR every 10 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Postcards by PostNord | Sun Tracker AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (15 ratings)](https://appshunter.io/ios/app/postcards-by-postnord/id444458799/reviews) | **[4.8 (1.1K ratings)](https://appshunter.io/ios/app/sun-tracker-ar/id1460472433/reviews)** |
| Number of ratings | 15 | **1.1K** |
| Positive reviews | 0.0% of reviews | **76.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 43 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PostNord Group AB](https://appshunter.io/developer/396871676) | [Zuzana Eskinasi](https://appshunter.io/developer/926491439) |

## What reviewers say

### Postcards by PostNord

[App page](https://appshunter.io/ios/app/postcards-by-postnord/id444458799)

Create and send personalized physical postcards from your photos. Design the front with text and emojis, write a message on the back with custom fonts, and have it printed and mailed worldwide.

**Highlights:** Send physical postcards worldwide, Use photos from gallery or camera, Design postcard front with text and emojis, Write personalized messages on back, Multiple font and color options, Pay with Apple Pay, credit card, or Swish

**Features:** Apple Wallet

**In-app purchases:** none


### Sun Tracker AR

[App page](https://appshunter.io/ios/app/sun-tracker-ar/id1460472433)

Visualize the sun's path and shadow effects in augmented reality. Get detailed solar data, including sunrise/sunset times and day/night lengths. Plan for optimal lighting conditions for photography, construction, and gardening.

**Highlights:** Augmented Reality solar path projection, 2D/3D solar path and shadow simulation, Detailed sun position data tables, Interactive 3D shadow simulator, Day & night map visualization, Calendar notifications for solar events, Widget for sunrise/sunset alerts

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $11.99 | one-time |

**What reviewers like**

- 🚀 Tracking the sun's position
- 🌞 Helpful for solar power and gardening
- 👍 Useful for photographers and filmmakers
- 🗺️ Detailed sun path information

**What reviewers complain about**

- 🐛 AR mode issues and inaccuracies
- 🔒 Privacy concerns with camera access
- 💰 Paid features required for some functionality

**Reported bugs**

- App freezing and crashing
- Outdated imagery not matching reality
- Inconsistent performance across devices

**Requested features**

- More intuitive UI and onboarding
- Offline mode support
- Ability to manually adjust location


## Frequently asked questions

### Is Postcards by PostNord free?

Postcards by PostNord is free to download, with no in-app purchases.

### Is Sun Tracker AR free?

Sun Tracker AR is free to download, with in-app purchases available.

### Which has better reviews, Postcards by PostNord or Sun Tracker AR?

Sun Tracker AR is rated higher. Postcards by PostNord averages 3.3 out of 5 from 15 ratings, while Sun Tracker AR averages 4.8 from 1.1K ratings.

### Do Postcards by PostNord or Sun Tracker AR have ads?

Neither Postcards by PostNord nor Sun Tracker AR shows ads.

### Which is updated more often, Postcards by PostNord or Sun Tracker AR?

Postcards by PostNord ships an update every 2 months, and Sun Tracker AR every 10 days. Most recently, Postcards by PostNord was updated on October 24, 2026 and Sun Tracker AR on October 29, 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.*