# Calculator Advance Pro vs Chane Base system,2

The clearest difference is price: Chane Base system,2 at Free against Calculator Advance Pro's $4.99. Chane Base system,2 also leads on ads (none vs shown) and review sentiment (100% vs 71%). Calculator Advance Pro's advantage is update cadence (fortnightly vs every 15 months) and iOS requirement (10.0 vs 12.4). On in-app purchases and device support there is nothing between them.

Chane Base system,2 is free to download; Calculator Advance Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator Advance Pro ships an update fortnightly, Chane Base system,2 every 15 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Calculator Advance Pro | Chane Base system,2 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/calculator-advance-pro/id1196449938/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 15 months |
| Monetization | Paid | **Free** |
| Size | 32 MB | 1 MB |
| Requires iOS | **10.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Iwatani](https://appshunter.io/developer/702231887) | [株式会社ネットアクティビティ](https://appshunter.io/developer/1226059153) |

## What reviewers say

### Calculator Advance Pro

[App page](https://appshunter.io/ios/app/calculator-advance-pro/id1196449938)

This app offers advanced calculation features for business and travel, including currency and cryptocurrency conversion. It mimics the button operations of physical business calculators and allows for formula correction and extensive customization.

**Highlights:** Currency and cryptocurrency conversion, Formula display and correction, Customizable button operations, Mimics physical business calculators, Supports SHARP and CASIO input types, Constant, percent, and tax calculations

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

**In-app purchases:** none


### Chane Base system,2

[App page](https://appshunter.io/ios/app/chane-base-system2-95/id1226059154)

Easily convert numbers between various bases, from binary to base 95. Supports common bases like decimal and hexadecimal. Offers a user-friendly interface for quick conversions.

**Highlights:** Converts between bases 2 to 95, Supports common bases (binary, decimal, hex), User-friendly interface, Copy and paste functionality, Case-insensitive for bases 36 and below

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Advance Pro free?

Calculator Advance Pro costs $4.99, with no in-app purchases.

### Is Chane Base system,2 free?

Chane Base system,2 is free to download, with no in-app purchases.

### Do Calculator Advance Pro or Chane Base system,2 have ads?

Calculator Advance Pro shows ads; Chane Base system,2 does not.

### Which is updated more often, Calculator Advance Pro or Chane Base system,2?

Calculator Advance Pro ships an update fortnightly, and Chane Base system,2 every 15 months. Most recently, Calculator Advance Pro was updated on October 18, 2026 and Chane Base system,2 on October 8, 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.*