# iSolar vs TiltSync

The clearest difference is price: TiltSync at Free against iSolar's $0.99. TiltSync also leads on ads (none vs shown) and update cadence (every 2 days vs fortnightly). On in-app purchases and device support there is nothing between them.

TiltSync is free to download; iSolar costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iSolar ships an update fortnightly, TiltSync every 2 days. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | iSolar | TiltSync |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/tiltsync/id6758175977/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | — | Free |
| Size | 9 MB | 25 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alain Lima](https://appshunter.io/developer/789421888) | [Daniel Smith](https://appshunter.io/developer/1599414012) |

## What reviewers say

### iSolar

[App page](https://appshunter.io/ios/app/isolar-install-solar-panel/id807174941)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### TiltSync

[App page](https://appshunter.io/ios/app/tiltsync/id6758175977)

This tool uses your device's sensors to help you precisely align solar panels for maximum energy production. It offers multiple alignment views and optimization modes, providing real-time feedback and haptic guidance for professional results.

**Highlights:** Precision interface with compass and tilt indicator, Multiple alignment views (Dashboard, Tilt, Compass), Three optimization modes (Year-Round, Seasonal, Daily), Color-coded and haptic feedback for guidance, Offline functionality, Instant startup with cached GPS

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSolar free?

iSolar costs $0.99, with no in-app purchases.

### Is TiltSync free?

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

### Do iSolar or TiltSync have ads?

iSolar shows ads; TiltSync does not.

### Which is updated more often, iSolar or TiltSync?

iSolar ships an update fortnightly, and TiltSync every 2 days. Most recently, iSolar was updated on October 9, 2026 and TiltSync on September 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.*