# Chart AI vs SubNest

The clearest difference is price: Chart AI at Free against SubNest's $0.99. SubNest's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Chart AI is free to download; SubNest costs $0.99 up front. Chart AI sells 3 in-app purchases, starting at $4.99 per 7 days. SubNest asks for nothing beyond the download.

## The numbers

| Metric | Chart AI | SubNest |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.9 (26 ratings)](https://appshunter.io/ios/app/chart-ai-data-analysis/id6739989811/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 69 MB | 22 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ramkumar Vellaisamy](https://appshunter.io/developer/1706335914) | [Alejandro Rodriguez Romero](https://appshunter.io/developer/1890274294) |

## What reviewers say

### Chart AI

[App page](https://appshunter.io/ios/app/chart-ai-data-analysis/id6739989811)

Instantly analyze charts with AI to detect trends, patterns, and outliers. Get insights in seconds and ask follow-up questions for deeper understanding. Supports multiple languages and integrates with other apps.

**Highlights:** Instant AI-powered chart analysis, AI chat support for deeper insights, Automated trend and anomaly detection, Multilingual insight delivery, Share Extension for external app analysis

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chart AI Weekly | $4.99 | per 7 days |
| Chart AI Monthly | $9.99 | per month |
| Chart AI Lifetime | $99.99 | one-time |


### SubNest

[App page](https://appshunter.io/ios/app/subnest/id6761698886)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chart AI free?

Chart AI is free to download, with in-app purchases available.

### Is SubNest free?

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

### Do Chart AI or SubNest have ads?

Neither Chart AI nor SubNest shows ads.

---

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