# CandleScan vs Trazo

The clearest difference is update cadence: CandleScan at fortnightly against Trazo's every 3 months. Trazo's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. CandleScan sells 3 in-app purchases, starting at $6.99 per 7 days and Trazo sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CandleScan ships an update fortnightly, Trazo every 3 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CandleScan | Trazo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 15 MB | 29 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mastos Odyssey Limited](https://appshunter.io/developer/1871582425) | [ALFREDO NARVAEZ VAZQUEZ](https://appshunter.io/developer/1875560583) |

## What reviewers say

### CandleScan

[App page](https://appshunter.io/ios/app/candlescan-ai-chart-analysis/id6758223860)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CandleScan Edge Weekly | $6.99 | per 7 days |
| CandleScan Edge Monthly | $19.99 | per month |
| CandleScan Edge Yearly | $79.99 | per year |


### Trazo

[App page](https://appshunter.io/ios/app/trazo-ai-chart-analyzer/id6792402385)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trazo Pro · Weekly | $3.99 | per 7 days |
| TradingAI Pro Monthly | $8.99 | per month |
| TradingAI Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is CandleScan free?

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

### Is Trazo free?

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

### Do CandleScan or Trazo have ads?

Neither CandleScan nor Trazo shows ads.

### Which is updated more often, CandleScan or Trazo?

CandleScan ships an update fortnightly, and Trazo every 3 months. Most recently, CandleScan was updated on October 24, 2026 and Trazo 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.*