# SolidAPP vs Gptzero humanize ai

The clearest difference is in-app purchases: SolidAPP at none against Gptzero humanize ai's 2. Gptzero humanize ai's advantage is iOS requirement (11.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Gptzero humanize ai sells 2 in-app purchases, starting at $7.99 per 7 days. SolidAPP asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | SolidAPP | Gptzero humanize ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (54 ratings)](https://appshunter.io/ios/app/gptzero-humanize-ai/id6749356894/reviews)** |
| Number of ratings | — | **54** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Freemium |
| Size | 60 MB | 34 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Luis Alberto Nunez Tejeda](https://appshunter.io/developer/1650158904) | [Muhammed Asaad Nadeem](https://appshunter.io/developer/1601934665) |

## What reviewers say

### SolidAPP

[App page](https://appshunter.io/ios/app/solidapp/id6469200087)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gptzero humanize ai

[App page](https://appshunter.io/ios/app/gptzero-humanize-ai/id6749356894)

Instantly detect AI-generated content and rewrite it to sound natural. Perfect for students, writers, and professionals looking to enhance essays, articles, emails, and more. Preserve meaning while adapting tone and flow for authentic writing.

**Highlights:** AI Detection, Humanize Text, Preserve Meaning, Multiple Styles, Privacy First

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Humanizo Weekly Plan | $7.99 | per 7 days |
| Humanizo Monthly Plan | $19.99 | per month |


## Frequently asked questions

### Is SolidAPP free?

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

### Is Gptzero humanize ai free?

Gptzero humanize ai is free to download, with in-app purchases available.

### Do SolidAPP or Gptzero humanize ai have ads?

Neither SolidAPP nor Gptzero humanize ai shows ads.

### Which is updated more often, SolidAPP or Gptzero humanize ai?

SolidAPP ships an update every 2 months, and Gptzero humanize ai every 2 months. Most recently, SolidAPP was updated on October 8, 2026 and Gptzero humanize ai on October 3, 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.*