# Gptzero humanize ai vs ABCP Calc

The clearest difference is price: Gptzero humanize ai at Free against ABCP Calc's $0.99. Gptzero humanize ai also leads on ratings volume (55 vs 1) and iOS requirement (11.0 vs 26.0). ABCP Calc's advantage is in-app purchases (none vs 2) and rating (5.0 vs 4.7). On update cadence, ads and device support there is nothing between them.

Gptzero humanize ai is free to download; ABCP Calc costs $0.99 up front. Gptzero humanize ai sells 2 in-app purchases, starting at $7.99 per 7 days. ABCP Calc asks for nothing beyond the download.

ABCP Calc holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Gptzero humanize ai has 55 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Gptzero humanize ai | ABCP Calc |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.7 (55 ratings)](https://appshunter.io/ios/app/gptzero-humanize-ai/id6749356894/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/abcp-calc/id6755893967/reviews)** |
| Number of ratings | **55** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Freemium | — |
| Size | 34 MB | 5 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammed Asaad Nadeem](https://appshunter.io/developer/1601934665) | [Jose Lopez](https://appshunter.io/developer/1856999724) |

## What reviewers say

### 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 |


### ABCP Calc

[App page](https://appshunter.io/ios/app/abcp-calc/id6755893967)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gptzero humanize ai free?

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

### Is ABCP Calc free?

ABCP Calc costs $0.99, with no in-app purchases.

### Which has better reviews, Gptzero humanize ai or ABCP Calc?

ABCP Calc is rated higher. Gptzero humanize ai averages 4.7 out of 5 from 55 ratings, while ABCP Calc averages 5.0 from 1 ratings.

### Do Gptzero humanize ai or ABCP Calc have ads?

Neither Gptzero humanize ai nor ABCP Calc shows ads.

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

Gptzero humanize ai ships an update every 2 months, and ABCP Calc every 2 months. Most recently, Gptzero humanize ai was updated on October 24, 2026 and ABCP Calc on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*