# ExRate Calculator vs Constructive Calculator

The clearest difference is ads: Constructive Calculator at none against ExRate Calculator's shown. Constructive Calculator also leads on update cadence (every 8 days vs every 6 weeks). ExRate Calculator's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ExRate Calculator ships an update every 6 weeks, Constructive Calculator every 8 days. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ExRate Calculator | Constructive Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/constructive-calculator/id6778157421/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | — | Free |
| Size | 34 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Kam To Cheng](https://appshunter.io/developer/1503889932) | [Dmitriy Mayorov](https://appshunter.io/developer/6778157423) |

## What reviewers say

### ExRate Calculator

[App page](https://appshunter.io/ios/app/exrate-calculator/id6473137992)

**Features:** macOS Compatibility

**In-app purchases:** none


### Constructive Calculator

[App page](https://appshunter.io/ios/app/constructive-calculator/id6778157421)

This calculator performs calculations with arbitrary precision, avoiding rounding errors common in standard calculators. It provides an extensive scientific keypad and can display an unlimited number of digits for exact results.

**Highlights:** Arbitrary-precision calculations, Unlimited digit display, Scientific keypad, Exact results for large numbers, Running tape of calculations, Locale-aware digit grouping

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ExRate Calculator free?

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

### Is Constructive Calculator free?

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

### Do ExRate Calculator or Constructive Calculator have ads?

ExRate Calculator shows ads; Constructive Calculator does not.

### Which is updated more often, ExRate Calculator or Constructive Calculator?

ExRate Calculator ships an update every 6 weeks, and Constructive Calculator every 8 days. Most recently, ExRate Calculator was updated on October 2, 2026 and Constructive Calculator on October 5, 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.*