# BA Plus Pro Calculator vs OpLink

The clearest difference is price: OpLink at Free against BA Plus Pro Calculator's $1.99. OpLink also leads on update cadence (fortnightly vs every 6 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

OpLink is free to download; BA Plus Pro Calculator costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BA Plus Pro Calculator ships an update every 6 weeks, OpLink fortnightly. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | BA Plus Pro Calculator | OpLink |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/ba-plus-pro-calculator/id1492792206/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Paid | — |
| Size | 4 MB | 179 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [国栋 焦](https://appshunter.io/developer/1466088185) | [MANUF FRANC PNEUMATIQ MICHELIN](https://appshunter.io/developer/994145743) |

## What reviewers say

### BA Plus Pro Calculator

[App page](https://appshunter.io/ios/app/ba-plus-pro-calculator/id1492792206)

This app emulates the TI BA II Plus financial calculator, offering familiar functions and algorithms. It's optimized for iPhone and iPad, preserving your work between sessions for seamless financial calculations and analysis.

**Highlights:** Time Value of Money calculations, Cash flow analysis (NPV, IRR), Amortization schedules, Full scientific calculations, Chain or Algebraic calculation, Statistical analysis, Session state preservation

**Features:** macOS Compatibility

**In-app purchases:** none


### OpLink

[App page](https://appshunter.io/ios/app/oplink/id6749260445)

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

**In-app purchases:** none


## Frequently asked questions

### Is BA Plus Pro Calculator free?

BA Plus Pro Calculator costs $1.99, with no in-app purchases.

### Is OpLink free?

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

### Do BA Plus Pro Calculator or OpLink have ads?

Neither BA Plus Pro Calculator nor OpLink shows ads.

### Which is updated more often, BA Plus Pro Calculator or OpLink?

BA Plus Pro Calculator ships an update every 6 weeks, and OpLink fortnightly. Most recently, BA Plus Pro Calculator was updated on October 11, 2026 and OpLink on October 15, 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.*