# ArrowTime Chrono vs TargetOS

The clearest difference is device support: TargetOS at 3 against ArrowTime Chrono's 1. TargetOS also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads 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.

ArrowTime Chrono ships an update fortnightly, TargetOS every 3 weeks. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ArrowTime Chrono | TargetOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (15 ratings)](https://appshunter.io/ios/app/arrowtime-chrono/id6760263159/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 10 MB | 8 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ArrowTime Archery](https://appshunter.io/developer/1883521367) | [Brian Magri](https://appshunter.io/developer/6796515133) |

## What reviewers say

### ArrowTime Chrono

[App page](https://appshunter.io/ios/app/arrowtime-chrono/id6760263159)

Measure arrow speeds using your iPhone's microphone. Track performance over time by saving group information. Save favorite bows and arrows to test different combinations and check resulting speeds and consistency.

**Highlights:** Sound-based speed measurement, Save group information, Track performance over time, Save favorite bows and arrows, Test bow and arrow combinations, Check speed and consistency

**Features:** macOS Compatibility

**In-app purchases:** none


### TargetOS

[App page](https://appshunter.io/ios/app/targetos/id6796515131)

**In-app purchases:** none


## Frequently asked questions

### Is ArrowTime Chrono free?

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

### Is TargetOS free?

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

### Do ArrowTime Chrono or TargetOS have ads?

Neither ArrowTime Chrono nor TargetOS shows ads.

### Which is updated more often, ArrowTime Chrono or TargetOS?

ArrowTime Chrono ships an update fortnightly, and TargetOS every 3 weeks. Most recently, ArrowTime Chrono was updated on October 8, 2026 and TargetOS on October 9, 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.*