# TSS vs Solar Declination

The clearest difference is iOS requirement: TSS at 13.0 against Solar Declination's 15.6. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TSS | Solar Declination |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tss-minhas-ferias/id1456036361/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 3.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 34 MB | 38 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Time Share Soluções](https://appshunter.io/developer/1456036360) | [Rafael Guedes Alves](https://appshunter.io/developer/650179806) |

## What reviewers say

### TSS

[App page](https://appshunter.io/ios/app/tss-minhas-ferias/id1456036361)

Manage your vacation property contracts easily. Check financial status, download payment slips, and receive important updates. Access contract details, view property photos, and track past usage.

**Highlights:** Contract financial status check, Download payment slips, Receive important communications, View contract data, Access property photo gallery, Track past usage

**Features:** macOS Compatibility

**In-app purchases:** none


### Solar Declination

[App page](https://appshunter.io/ios/app/solar-declination/id6759112331)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TSS free?

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

### Is Solar Declination free?

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

### Do TSS or Solar Declination have ads?

Neither TSS nor Solar Declination shows ads.

### Which is updated more often, TSS or Solar Declination?

TSS ships an update every 2 months, and Solar Declination every 2 months. Most recently, TSS was updated on November 2, 2026 and Solar Declination on October 31, 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.*