# Chrono flip timer vs Construction Calculator ۬

The clearest difference is in-app purchases: Chrono flip timer at none against Construction Calculator ۬'s 3. Chrono flip timer also leads on update cadence (every 2 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Construction Calculator ۬ sells 3 in-app purchases, starting at $5.99 per month. Chrono flip timer asks for nothing beyond the download.

Chrono flip timer ships an update every 2 days, Construction Calculator ۬ every 2 months. The most recent releases landed on September 8, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Chrono flip timer | Construction Calculator ۬ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 2 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [书玉 简](https://appshunter.io/developer/6776672398) | [Draunt LLC](https://appshunter.io/developer/1067629917) |

## What reviewers say

### Chrono flip timer

[App page](https://appshunter.io/ios/app/chrono-flip-timer/id6776980910)

**In-app purchases:** none


### Construction Calculator ۬

[App page](https://appshunter.io/ios/app/construction-calculator/id6784237200)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Construction Calculator Monthly | $5.99 | per month |
| Construction Calculator Yearly | $39.99 | per year |
| Construction Calculator Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Chrono flip timer free?

Chrono flip timer is free to download, with no in-app purchases.

### Is Construction Calculator ۬ free?

Construction Calculator ۬ is free to download, with in-app purchases available.

### Do Chrono flip timer or Construction Calculator ۬ have ads?

Neither Chrono flip timer nor Construction Calculator ۬ shows ads.

### Which is updated more often, Chrono flip timer or Construction Calculator ۬?

Chrono flip timer ships an update every 2 days, and Construction Calculator ۬ every 2 months. Most recently, Chrono flip timer was updated on September 8, 2026 and Construction Calculator ۬ on September 6, 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.*