# The Crawlspace Ace vs Solstice Solar

The clearest difference is iOS requirement: Solstice Solar at 13.0 against The Crawlspace Ace's 15.0. 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 3 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | The Crawlspace Ace | Solstice Solar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 38 MB | 37 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Crawlspace Ace LLC](https://appshunter.io/developer/1655056216) | [SOLSTICE SOLAR LLC](https://appshunter.io/developer/1856338125) |

## What reviewers say

### The Crawlspace Ace

[App page](https://appshunter.io/ios/app/the-crawlspace-ace/id6444506301)

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

**In-app purchases:** none


### Solstice Solar

[App page](https://appshunter.io/ios/app/solstice-solar/id6755790946)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Crawlspace Ace free?

The Crawlspace Ace is free to download, with no in-app purchases.

### Is Solstice Solar free?

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

### Do The Crawlspace Ace or Solstice Solar have ads?

Neither The Crawlspace Ace nor Solstice Solar shows ads.

### Which is updated more often, The Crawlspace Ace or Solstice Solar?

The Crawlspace Ace ships an update every 3 weeks, and Solstice Solar every 3 weeks. Most recently, The Crawlspace Ace was updated on October 23, 2026 and Solstice Solar on October 25, 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.*