# Aiyuan.ai vs Eutel

The clearest difference is in-app purchases: Eutel at none against Aiyuan.ai's 14. Aiyuan.ai's advantage is update cadence (every 2 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aiyuan.ai sells 14 in-app purchases, starting at $2.99 per month. Eutel asks for nothing beyond the download.

Aiyuan.ai ships an update every 2 days, Eutel every 2 weeks. The most recent releases landed on October 31, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Aiyuan.ai | Eutel |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 6 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AIYUAN AI INC.](https://appshunter.io/developer/1894308284) | [娟 曹](https://appshunter.io/developer/6785720023) |

## What reviewers say

### Aiyuan.ai

[App page](https://appshunter.io/ios/app/aiyuanai/id6762483125)

Access AI-powered quantitative trading strategies and a research assistant for US equity and tech sectors. Get real-time signals, conduct full backtests, and ask AI investment questions 24/7. Offers both subscription plans and pay-as-you-go AI credits.

**Highlights:** Real-time strategy signals, Full backtesting with charts, AI investment assistant for Q&A, Macro and sector analysis, Pay-as-you-go AI credits, Pro subscription for all features

**Features:** iPhone Duo support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Signals · 1 strategy | $2.99 | per month |
| QQQ/TQQQ Strategy | $2.99 | per month |
| TSLA Strategy | $2.99 | per month |
| Quant Cloud Basic | $29.99 | per month |
| Pro Monthly | $59.99 | per month |
| Signals · 12 strategies Yearly | $359.99 | per year |
| Signals · 15 strategies Yearly | $450.00 | per year |
| Signals · 16 strategies Yearly | $479.99 | per year |
| Signals · 17 strategies Yearly | $509.99 | per year |
| Signals · 19 strategies Yearly | $569.99 | per year |
| Pro Yearly | $599.99 | per year |
| AI Credits · 500 | $4.99 | one-time |
| AI Credits · 2000 | $14.99 | one-time |
| AI Credits · 5000 | $29.99 | one-time |


### Eutel

[App page](https://appshunter.io/ios/app/eutel/id6806679630)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aiyuan.ai free?

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

### Is Eutel free?

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

### Do Aiyuan.ai or Eutel have ads?

Neither Aiyuan.ai nor Eutel shows ads.

### Which is updated more often, Aiyuan.ai or Eutel?

Aiyuan.ai ships an update every 2 days, and Eutel every 2 weeks. Most recently, Aiyuan.ai was updated on October 31, 2026 and Eutel on October 26, 2026.

---

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