# Timegrapher vs Barcode Inspector

The clearest difference is iOS requirement: Barcode Inspector at 15.0 against Timegrapher's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Timegrapher sells 1 one-off in-app purchase and Barcode Inspector sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Timegrapher ships an update weekly, Barcode Inspector every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Timegrapher | Barcode Inspector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/timegrapher-watch-accuracy/id6788081843/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 27 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Fotios Avgidis](https://appshunter.io/developer/6787521132) | [JAMES ERWIN COOPER JR](https://appshunter.io/developer/6816393558) |

## What reviewers say

### Timegrapher

[App page](https://appshunter.io/ios/app/timegrapher-watch-accuracy/id6788081843)

This app uses your iPhone's microphone to analyze watch accuracy, measuring rate, amplitude, and beat error. It provides detailed insights into your watch collection's performance and value, all processed locally on your device.

**Highlights:** Measures rate, amplitude, and beat error, Analyzes beat rate from 18,000 to 36,000 bph, Tracks watch collection performance over time, Computes current market value from Chrono24, Provides plain-language verdicts on watch condition, Processes all data locally for privacy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timegrapher Pro | $9.99 | one-time |


### Barcode Inspector

[App page](https://appshunter.io/ios/app/barcode-inspector/id6816393556)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited IMb Scanning | $4.99 | one-time |


## Frequently asked questions

### Is Timegrapher free?

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

### Is Barcode Inspector free?

Barcode Inspector is free to download, with in-app purchases available.

### Do Timegrapher or Barcode Inspector have ads?

Neither Timegrapher nor Barcode Inspector shows ads.

### Which is updated more often, Timegrapher or Barcode Inspector?

Timegrapher ships an update weekly, and Barcode Inspector every 5 days. Most recently, Timegrapher was updated on October 31, 2026 and Barcode Inspector on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*