# Currency Converter (offline) vs Substrack

The clearest difference is price: Currency Converter (offline) at Free against Substrack's $0.99. Currency Converter (offline) also leads on ratings volume (82 vs 2) and iOS requirement (13.0 vs 15.1). Substrack's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Currency Converter (offline) is free to download; Substrack costs $0.99 up front. Currency Converter (offline) sells 1 in-app purchase, starting at $14.99 per month. Substrack asks for nothing beyond the download.

Substrack holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Currency Converter (offline) has 82 ratings behind it against 2, so its average is the more settled of the two.

Currency Converter (offline) ships an update every 3 months, Substrack daily. Both last shipped on October 10, 2026.

## The numbers

| Metric | Currency Converter (offline) | Substrack |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.7 (82 ratings)](https://appshunter.io/ios/app/currency-converter-offline/id969124247/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/substrack-sub-tracker/id6758184745/reviews)** |
| Number of ratings | **82** | 2 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Daily** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 6 MB | 27 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AR Code Pte. Ltd.](https://appshunter.io/developer/1761134422) | [Orbit Space Studio LLC](https://appshunter.io/developer/1799808126) |

## What reviewers say

### Currency Converter (offline)

[App page](https://appshunter.io/ios/app/currency-converter-offline/id969124247)

Easily convert currencies with live exchange rates for over 260 options, including popular cryptocurrencies. Features include automatic updates, favorite lists, and an integrated calculator for quick calculations. Access offline functionality for on-the-go conversions.

**Highlights:** 260+ currency support, 100+ cryptocurrency support, Live exchange rates, Automatic updates, Favorite currencies, Integrated calculator, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Currency Converter Premium | $14.99 | per month |


### Substrack

[App page](https://appshunter.io/ios/app/substrack-sub-tracker/id6758184745)

Effortlessly track all your recurring subscriptions in one place. Understand your monthly and yearly spending by category and identify areas to save money. This app offers a clean interface and strong privacy features, working offline without requiring an account.

**Highlights:** Easy subscription tracking, Automatic cost calculation, Spending by category, Minimalist UI, Offline functionality, Fort Knox privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is Currency Converter (offline) free?

Currency Converter (offline) is free to download, with in-app purchases available.

### Is Substrack free?

Substrack costs $0.99, with no in-app purchases.

### Which has better reviews, Currency Converter (offline) or Substrack?

Substrack is rated higher. Currency Converter (offline) averages 4.7 out of 5 from 82 ratings, while Substrack averages 5.0 from 2 ratings.

### Do Currency Converter (offline) or Substrack have ads?

Currency Converter (offline) shows ads; Substrack does not.

### Which is updated more often, Currency Converter (offline) or Substrack?

Currency Converter (offline) ships an update every 3 months, and Substrack daily. Most recently, Currency Converter (offline) was updated on October 10, 2026 and Substrack on October 10, 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.*