# OptionPosition+ vs FX Diff Lt

The clearest difference is review sentiment: OptionPosition+ at 84% against FX Diff Lt's 0%. OptionPosition+ also leads on update cadence (every 5 weeks vs every 7 months). FX Diff Lt's advantage is in-app purchases (none vs 3) and iOS requirement (8.1 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. OptionPosition+ sells 3 in-app purchases, starting at $2.99 per month. FX Diff Lt asks for nothing beyond the download.

OptionPosition+ ships an update every 5 weeks, FX Diff Lt every 7 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OptionPosition+ | FX Diff Lt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (20 ratings)](https://appshunter.io/ios/app/optionposition-plus/id466960840/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | **83.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 7 months |
| Monetization | Subscription | **Free** |
| Size | 4 MB | 14 MB |
| Requires iOS | 12.0 | **8.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peter Kramer](https://appshunter.io/developer/348619994) | [Strelka Limited](https://appshunter.io/developer/959296102) |

## What reviewers say

### OptionPosition+

[App page](https://appshunter.io/ios/app/optionposition-plus/id466960840)

Analyze stock and option positions with this financial tool. Explore hedging strategies, create diversified portfolios, and visualize potential gains, losses, and Greeks. Understand price and volatility impacts on your investments.

**Highlights:** Stock and option price analysis, Portfolio creation and management, Graphical illustration of option strategies, Black-Scholes equation for implied volatility, Gain/Loss, Delta, Vega, Theta, Gamma visualization, Probability of future stock prices and gains/losses, Volatility Smile display

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| full access to stock and option data | $2.99 | per month |
| full access to stock and option data | $4.99 | per 2 months |
| full access to stock and option data | $5.99 | per 3 months |


### FX Diff Lt

[App page](https://appshunter.io/ios/app/fx-diff-lt-compare-forex/id1175195044)

Analyze currency pair behavior with simple graphs, including cryptocurrencies like Bitcoin and Ethereum. Understand relative growth, dynamics, and moving averages to identify trends, reduce trading risk, and avoid mutually exclusive trades.

**Highlights:** Currency pair behavior analysis, Cryptocurrency support (BTC, ETH), Relative growth graphs, Relative dynamics graphs, Moving average analysis, Trend identification

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

**In-app purchases:** none


## Frequently asked questions

### Is OptionPosition+ free?

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

### Is FX Diff Lt free?

FX Diff Lt is free to download, with no in-app purchases.

### Do OptionPosition+ or FX Diff Lt have ads?

Neither OptionPosition+ nor FX Diff Lt shows ads.

### Which is updated more often, OptionPosition+ or FX Diff Lt?

OptionPosition+ ships an update every 5 weeks, and FX Diff Lt every 7 months. Most recently, OptionPosition+ was updated on October 26, 2026 and FX Diff Lt 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.*