# RAID Calculator vs TiltSync

The clearest difference is review sentiment: TiltSync at 100% against RAID Calculator's 42%. TiltSync also leads on update cadence (every 2 days vs every 9 months) and iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RAID Calculator ships an update every 9 months, TiltSync every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RAID Calculator | TiltSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/tiltsync/id6758175977/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 42.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 10 MB | 25 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Todd Greco](https://appshunter.io/developer/395601656) | [Daniel Smith](https://appshunter.io/developer/1599414012) |

## What reviewers say

### RAID Calculator

[App page](https://appshunter.io/ios/app/raid-calculator/id395601653)

This app helps you plan NAS storage configurations and upgrades. It calculates usable space for various RAID levels and NAS systems, even with mixed drive sizes. Visualize drive layouts, compare systems, and learn about RAID configurations.

**Highlights:** Calculate usable space for mixed drive sizes, Supports Synology, Unraid, ZFS, SnapRAID, Btrfs, Visualize drive data, parity, and mirror copies, Compare different NAS systems side-by-side, Plan drive upgrades and see space gains, Learn about RAID levels and NAS system pros/cons

**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, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RAID Calculator free?

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

### Is TiltSync free?

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

### Do RAID Calculator or TiltSync have ads?

Neither RAID Calculator nor TiltSync shows ads.

### Which is updated more often, RAID Calculator or TiltSync?

RAID Calculator ships an update every 9 months, and TiltSync every 2 days. Most recently, RAID Calculator was updated on November 1, 2026 and TiltSync 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.*