# TradeSignal Quantum vs Chart AI

The clearest difference is in-app purchases: Chart AI at none against TradeSignal Quantum's 2. Chart AI also leads on update cadence (every 3 days vs every 9 days). TradeSignal Quantum's advantage is ads (none vs shown) and iOS requirement (14.0 vs 17.2). On price and device support there is nothing between them.

Both are free to download. TradeSignal Quantum sells 2 in-app purchases, starting at $19.90 per month. Chart AI asks for nothing beyond the download.

TradeSignal Quantum ships an update every 9 days, Chart AI every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | TradeSignal Quantum | Chart AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/chart-ai-trading-analyst/id6793271317/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 13 MB |
| Requires iOS | **14.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [TradeSignal Technologies, LLC](https://appshunter.io/developer/1882695597) | [Stuke Digital LLC](https://appshunter.io/developer/1810332834) |

## What reviewers say

### TradeSignal Quantum

[App page](https://appshunter.io/ios/app/tradesignal-quantum/id6760112939)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TradeSignal Pro Monthly | $19.90 | per month |
| TradeSignal Pro Yearly | $199.00 | per year |


### Chart AI

[App page](https://appshunter.io/ios/app/chart-ai-trading-analyst/id6793271317)

Transform stock, forex, or crypto chart screenshots into AI-powered technical analysis. Understand trends, support/resistance, and entry/stop levels with clear, plain-language explanations. Customize analysis to your trading style and markets.

**Highlights:** AI technical analysis from chart screenshots, Trend, support, and resistance identification, Entry, target, and stop level suggestions, Plain-language explanation of analysis, Customizable to trading style and markets, Multi-timeframe synthesis (Pro feature), Saved history and searchable records (Pro feature)

**In-app purchases:** none


## Frequently asked questions

### Is TradeSignal Quantum free?

TradeSignal Quantum is free to download, with in-app purchases available.

### Is Chart AI free?

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

### Do TradeSignal Quantum or Chart AI have ads?

Chart AI shows ads; TradeSignal Quantum does not.

### Which is updated more often, TradeSignal Quantum or Chart AI?

TradeSignal Quantum ships an update every 9 days, and Chart AI every 3 days. Most recently, TradeSignal Quantum was updated on October 31, 2026 and Chart AI 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.*