# Watch Tuner Timegrapher vs HackVault

The clearest difference is price: Watch Tuner Timegrapher at $7.99 against HackVault's $9.99. Watch Tuner Timegrapher also leads on iOS requirement (15.6 vs 18.5). On update cadence, ads, in-app purchases and device support there is nothing between them.

Watch Tuner Timegrapher costs $7.99 and HackVault $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Watch Tuner Timegrapher ships an update every 4 months, HackVault every 5 months. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Watch Tuner Timegrapher | HackVault |
| --- | --- | --- |
| Price | **$7.99** | $9.99 |
| Rating | **[3.8 (80 ratings)](https://appshunter.io/ios/app/watch-tuner-timegrapher/id991367080/reviews)** | — |
| Number of ratings | **80** | — |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | — |
| Size | 2 MB | 6 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Bartlomiej Swiatek](https://appshunter.io/developer/943509577) | [Francisco Piedra](https://appshunter.io/developer/1820471944) |

## What reviewers say

### Watch Tuner Timegrapher

[App page](https://appshunter.io/ios/app/watch-tuner-timegrapher/id991367080)

This application analyzes the performance of mechanical watches by using your device's microphone to record ticking sounds. It generates a frequency diagram and provides measurements for rate, beat error, amplitude, and beats per hour.

**Highlights:** Frequency diagram display, Measures rate accuracy, Measures beat error, Measures amplitude, Measures beats per hour (BPH), Uses device microphone

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💰 Affordable alternative to expensive professional timegraphers
- 📊 Accurate measurements when used correctly with proper microphone setup
- 🎯 Precise beat error and amplitude detection capabilities
- ⚙️ Highly adjustable settings for different watch movements
- 📈 Clear, easy-to-read graphical display of results

**What reviewers complain about**

- 🎤 Highly dependent on microphone quality and placement
- 🔇 Requires completely silent environment to function properly
- ⚠️ Inconsistent readings across different devices and setups
- 😤 Steep learning curve with many trial-and-error adjustments needed
- 🚫 Fails to detect watch ticks in noisy environments

**Reported bugs**

- App crashes on certain iOS versions (iPhone X with iOS 14.6)
- Incompatible with older devices (iPod Touch 6, iOS 8.4)
- Blank white screen on some devices
- Quality reporting inconsistency between live reading and saved history
- Cannot store more than 16 history files (save button grays out)

**Requested features**

- Audio monitoring function to optimize microphone placement before measuring
- Audible ticking sound output (like professional models)
- Extended beat rate range to include mechanical clocks
- Only request microphone permissions when actually measuring
- History feature to save and track measurements over time


### HackVault

[App page](https://appshunter.io/ios/app/hackvault/id6748651021)

**In-app purchases:** none


## Frequently asked questions

### Is Watch Tuner Timegrapher free?

Watch Tuner Timegrapher costs $7.99, with no in-app purchases.

### Is HackVault free?

HackVault costs $9.99, with no in-app purchases.

### Do Watch Tuner Timegrapher or HackVault have ads?

Neither Watch Tuner Timegrapher nor HackVault shows ads.

### Which is updated more often, Watch Tuner Timegrapher or HackVault?

Watch Tuner Timegrapher ships an update every 4 months, and HackVault every 5 months. Most recently, Watch Tuner Timegrapher was updated on September 24, 2026 and HackVault on September 14, 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.*