# Sun Seeker vs 13

The clearest difference is price: 13 at $3.99 against Sun Seeker's $11.99. 13 also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.6). Sun Seeker's advantage is in-app purchases (none vs 4) and ratings volume (13K vs 725). On rating, review sentiment, update cadence and device support there is nothing between them.

Sun Seeker costs $11.99 and 13 $3.99 up front. 13 sells 4 one-off in-app purchases. Sun Seeker asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Sun Seeker against 4.9 for 13. That said, the two scores are not equally well evidenced: Sun Seeker has 13K ratings behind it against 725, so its average is the more settled of the two. Written reviews are what separate them: 88% of Sun Seeker's written reviews are positive against 84% of 13's.

Sun Seeker ships an update every 2 months, 13 every 3 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Sun Seeker | 13 |
| --- | --- | --- |
| Price | $11.99 | **$3.99** |
| Rating | [4.8 (13K ratings)](https://appshunter.io/ios/app/sun-seeker-sunlight-tracker/id330247123/reviews) | **[4.9 (725 ratings)](https://appshunter.io/ios/app/1320sync/id384363262/reviews)** |
| Number of ratings | **13K** | 725 |
| Positive reviews | **87.9% of reviews** | 83.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | **#6** | #125 |
| Size | 50 MB | 29 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ozPDA](https://appshunter.io/developer/295147488) | [The RedHouse Apps](https://appshunter.io/developer/384363265) |

## What reviewers say

### Sun Seeker

[App page](https://appshunter.io/ios/app/sun-seeker-sunlight-tracker/id330247123)

**Currently charting:** #6 Top Paid · Navigation, #142 Top Grossing · Navigation (US App Store)

Track the sun's hourly direction, path, and times for sunrise, sunset, and twilight. Visualize solar data with a compass or AR view, and receive notifications for key solar events. Ideal for planning outdoor activities, photography, and property assessment.

**Highlights:** Hourly sun direction intervals, Sunrise, sunset, and twilight times, Golden hour and blue hour visualization, Flat compass and 3D AR views, Sun shadow length calculation, Sun event notifications, Location-based solar data

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Real-time sun tracking
- 👍 Comprehensive sun data
- 👍 Useful for photography and solar planning
- 👍 Accurate sun path predictions
- 👍 Intuitive and easy to use

**What reviewers complain about**

- 🐛 Occasional inaccuracies in 3D mode
- 🐛 Compass calibration issues
- 🔍 Could use more detailed instructions
- 🔍 Difficulty entering new locations

**Reported bugs**

- App crashes on certain devices
- Compass not working properly

**Requested features**

- Add moon tracking and phases
- Improve offline functionality
- Provide more customization options
- Integrate weather data for better planning


### 13

[App page](https://appshunter.io/ios/app/1320sync/id384363262)

**Currently charting:** #125 Top Paid · Navigation (US App Store)

This app provides a digital Mayan Dreamspell Calendar, helping users understand and integrate its cycles into daily life. It offers insights into harmonic timekeeping, lunar cycles, and Mayan astrology, serving as both a learning tool and a navigation aid.

**Highlights:** Kin Calendar Dashboard, Personal Notes for Tzolkin and 13 Moon cycles, Kin Picker with Tones and Seals, Combined Kin Calculator, Tzolkin with GAP day indication, Contact Import

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip Jar: Small Coffee | $1.99 | one-time |
| Notes - Tzolkin/13Moon Cycles | $2.99 | one-time |
| Tip Jar: Medium Coffee | $4.99 | one-time |
| Tip Jar: Large Coffee | $9.99 | one-time |

**What reviewers like**

- 🌟 Excellent app for Dreamspell calendar
- 👍 Intuitive and user-friendly interface
- 🗓️ Helpful for tracking daily energies
- 🔗 Useful for finding contacts' galactic signatures
- 💡 Comprehensive information on Dreamspell concepts

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔍 Difficulty in customizing or adding own data
- 🗓️ Issues with syncing calendar and contacts

**Reported bugs**

- Monthly calendar not updating correctly
- Contact integration not working as expected

**Requested features**

- Add ability to create own birth Tzolkin chart
- Integrate Long Count Tzolkin calendar
- Provide more detailed daily information and notifications
- Allow adding notes and syncing with other calendars


## Frequently asked questions

### Is Sun Seeker free?

Sun Seeker costs $11.99, with no in-app purchases.

### Is 13 free?

13 costs $3.99, and also offers in-app purchases.

### Which has better reviews, Sun Seeker or 13?

13 is rated higher. Sun Seeker averages 4.8 out of 5 from 13K ratings, while 13 averages 4.9 from 725 ratings.

### Do Sun Seeker or 13 have ads?

Sun Seeker shows ads; 13 does not.

### Which is updated more often, Sun Seeker or 13?

Sun Seeker ships an update every 2 months, and 13 every 3 months. Most recently, Sun Seeker was updated on September 24, 2026 and 13 on September 23, 2026.

### Which is more popular, Sun Seeker or 13?

Sun Seeker currently peaks at #6 in the App Store charts, and 13 at #125. Chart position reflects recent download velocity rather than total install base.

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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.*