# PV Solar Tilt vs Workstair

The clearest difference is in-app purchases: Workstair at none against PV Solar Tilt's 1. Workstair also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. PV Solar Tilt sells 1 one-off in-app purchase. Workstair asks for nothing beyond the download.

PV Solar Tilt ships an update every 4 months, Workstair every 8 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | PV Solar Tilt | Workstair |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (169 ratings)](https://appshunter.io/ios/app/pv-solar-tilt/id1492982128/reviews)** | — |
| Number of ratings | **169** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 33 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Igor Ilijovski](https://appshunter.io/developer/1492982127) | [CEROEN INFORMATION TECHNOLOGY NETWORK SERVICES](https://appshunter.io/developer/1669420393) |

## What reviewers say

### PV Solar Tilt

[App page](https://appshunter.io/ios/app/pv-solar-tilt/id1492982128)

Determine the ideal tilt angle for your photovoltaic system to maximize electricity generation. This app provides solar data, optimization tools, and an on-site inclinometer to ensure your panels are optimally positioned for your location.

**Highlights:** Solar data charts, Tilt vs azimuth optimization, Optimal tilt angle for any location, Optimal orientation, Monthly, daily, and hourly tilt optimization, On-site inclinometer

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime license | $14.99 | one-time |


### Workstair

[App page](https://appshunter.io/ios/app/workstair/id6670244592)

**In-app purchases:** none


## Frequently asked questions

### Is PV Solar Tilt free?

PV Solar Tilt is free to download, with in-app purchases available.

### Is Workstair free?

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

### Do PV Solar Tilt or Workstair have ads?

PV Solar Tilt shows ads; Workstair does not.

### Which is updated more often, PV Solar Tilt or Workstair?

PV Solar Tilt ships an update every 4 months, and Workstair every 8 months. Most recently, PV Solar Tilt was updated on November 3, 2026 and Workstair on October 27, 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.*