# Time { + vs SmartChain 智链

The clearest difference is in-app purchases: SmartChain 智链 at none against Time { +'s 1. Time { +'s advantage is device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Time { + sells 1 one-off in-app purchase. SmartChain 智链 asks for nothing beyond the download.

## The numbers

| Metric | Time { + | SmartChain 智链 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/time-plus-x-calculator/id1545823975/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 6 MB |
| Requires iOS | **17.0** | 18.1 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Vecihi LLC](https://appshunter.io/developer/1448838179) | [继愉 陶](https://appshunter.io/developer/6789787343) |

## What reviewers say

### Time { +

[App page](https://appshunter.io/ios/app/time-plus-x-calculator/id1545823975)

This utility app performs calculations with hours, minutes, and seconds. It saves your calculation history and allows conversion of results into various time units. Users can also switch between light and dark themes and easily share their calculations.

**Highlights:** Add, subtract, multiply, and divide time, Save calculation history, Convert results to seconds, minutes, hours, days, years, Switch between light and dark themes, Share calculation history and results, Copy results and history to clipboard

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | one-time |


### SmartChain 智链

[App page](https://appshunter.io/ios/app/smartchain/id6744088030)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Time { + free?

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

### Is SmartChain 智链 free?

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

### Do Time { + or SmartChain 智链 have ads?

Neither Time { + nor SmartChain 智链 shows ads.

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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.*