# RuinRisk vs ENI PAY

The clearest difference is in-app purchases: ENI PAY at none against RuinRisk's 1. ENI PAY also leads on update cadence (every 4 days vs every 3 months) and iOS requirement (16.6 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. RuinRisk sells 1 one-off in-app purchase. ENI PAY asks for nothing beyond the download.

RuinRisk ships an update every 3 months, ENI PAY every 4 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | RuinRisk | ENI PAY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/ruinrisk/id983505276/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 2 MB | 33 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RYUICHIROU SHIMONO](https://appshunter.io/developer/696880855) | [Eni New Network Canada Limited Inc](https://appshunter.io/developer/1896568182) |

## What reviewers say

### RuinRisk

[App page](https://appshunter.io/ios/app/ruinrisk/id983505276)

Visualize your investment and trading risk with this intuitive calculator. Easily adjust parameters like risk per trade and win rate to understand your probability of ruin. Offers both basic and advanced analysis modes for beginners and experienced traders.

**Highlights:** Probability of Ruin Simulation, Heatmap Risk Visualization, Monte Carlo Simulations (Pro Mode), Maximum Drawdown Estimation (Pro Mode), Drawdown Probability Analysis (Pro Mode), Strategy Comparison

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RuinRisk Premium | $2.99 | one-time |


### ENI PAY

[App page](https://appshunter.io/ios/app/eni-pay/id6768398848)

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

**In-app purchases:** none


## Frequently asked questions

### Is RuinRisk free?

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

### Is ENI PAY free?

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

### Do RuinRisk or ENI PAY have ads?

Neither RuinRisk nor ENI PAY shows ads.

### Which is updated more often, RuinRisk or ENI PAY?

RuinRisk ships an update every 3 months, and ENI PAY every 4 days. Most recently, RuinRisk was updated on October 26, 2026 and ENI PAY on October 24, 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.*