# Timegrapher vs Patterns

The clearest difference is in-app purchases: Patterns at none against Timegrapher's 1. Timegrapher's advantage is ads (none vs shown) and update cadence (weekly vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Timegrapher sells 1 one-off in-app purchase. Patterns asks for nothing beyond the download.

Timegrapher ships an update weekly, Patterns monthly. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Timegrapher | Patterns |
| --- | --- | --- |
| 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 | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 47 MB |
| Requires iOS | **17.0** | 18.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | +4 | 4+ |
| Developer | [Fotios Avgidis](https://appshunter.io/developer/6787521132) | [Amit Kairon](https://appshunter.io/developer/1750611800) |

## 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 |


### Patterns

[App page](https://appshunter.io/ios/app/patterns-experiment-and-analyse/id6789031828)

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

**In-app purchases:** none


## Frequently asked questions

### Is Timegrapher free?

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

### Is Patterns free?

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

### Do Timegrapher or Patterns have ads?

Patterns shows ads; Timegrapher does not.

### Which is updated more often, Timegrapher or Patterns?

Timegrapher ships an update weekly, and Patterns monthly. Most recently, Timegrapher was updated on October 31, 2026 and Patterns on October 28, 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.*