# Strobe Light Tachometer vs Mobileraker

The clearest difference is rating: Mobileraker at 4.9 against Strobe Light Tachometer's 4.2. Mobileraker also leads on update cadence (every 5 weeks vs every 7 months) and review sentiment (81% vs 63%). Strobe Light Tachometer's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Mobileraker sells 10 in-app purchases, starting at $1.99 per month. Strobe Light Tachometer asks for nothing beyond the download.

Mobileraker holds the better App Store score, 4.9 against 4.2. Both are backed by a comparable volume of ratings — 277 and 890 respectively. Written reviews point the same way: 63% of Strobe Light Tachometer's written reviews are positive against 81% of Mobileraker's.

Strobe Light Tachometer ships an update every 7 months, Mobileraker every 5 weeks. Both last shipped on September 22, 2026.

## The numbers

| Metric | Strobe Light Tachometer | Mobileraker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (277 ratings)](https://appshunter.io/ios/app/strobe-light-tachometer/id978182913/reviews) | **[4.9 (890 ratings)](https://appshunter.io/ios/app/mobileraker-klipper-ui/id1581451248/reviews)** |
| Number of ratings | 277 | **890** |
| Positive reviews | 63.2% of reviews | **81.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 129 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Motionics LLC](https://appshunter.io/developer/424498959) | [Patrick Schmidt](https://appshunter.io/developer/1624526745) |

## What reviewers say

### Strobe Light Tachometer

[App page](https://appshunter.io/ios/app/strobe-light-tachometer/id978182913)

Transform your iPhone into a powerful strobe light and tachometer. Precisely control flashing speeds from 1Hz to 130Hz to measure the RPM of rotating objects by making them appear stationary. Ideal for precise speed measurements in dark environments.

**Highlights:** Adjustable strobe speed (1-130Hz / 60-7800RPM), Quick adjustment buttons (x2, ÷2), Fine-tuning buttons for precise speed, Manual RPM input, Display speed in Hz and RPM, Light/dark background option

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

**In-app purchases:** none

**What reviewers like**

- ✅ Accurate frequency and RPM measurements
- 👍 Simple and user-friendly interface
- 🎓 Excellent educational tool for teaching frequency concepts
- 💰 Free application
- ⚡ Quick and easy to use, even one-handed

**What reviewers complain about**

- 💡 LED flash brightness is too dim
- 🐛 Strobe light cuts out or blacks out intermittently
- 🐛 Inconsistent and erratic flashing patterns
- ⚠️ Hardware compatibility issues with older iPhone models
- 🐛 Strobe stops working after extended use

**Reported bugs**

- Strobe light cuts out every 2-3 seconds then resumes
- LED flashes erratically on certain iPhone models (iPhone 14, iPhone XS, iPhone SE)
- Strobe pulse is inconsistent and misses beats
- App crashes or stops working after 20-30 minutes
- Requires manual LED activation before starting strobe

**Requested features**

- Ability to adjust brightness while strobe is running
- Display accuracy specifications and hardware limitations
- Option to set frequency by Hz in addition to RPM
- Ability to specify number of fan blades for accurate RPM calculation
- 2x and 1/2x multiplier options


### Mobileraker

[App page](https://appshunter.io/ios/app/mobileraker-klipper-ui/id1581451248)

Control and monitor your Klipper 3D printer from your mobile device. Features include real-time print visualization, precision control, advanced monitoring, and file management.

**Highlights:** Real-time print visualization, Precision axis and temperature control, Advanced monitoring dashboard, Filament system management, Multi-printer fleet control, File management, Macro control

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Supporter | $1.99 | per month |
| Base | $4.99 | per month |
| Gold | $9.99 | per month |
| Yearly Supporter | $19.99 | per year |
| Tip the Dev | $2.00 | one-time |
| Tip the Dev | $4.00 | one-time |
| Tip the Dev | $9.00 | one-time |
| Tip the Dev | $22.00 | one-time |
| Lifetime Supporter Promotion | $29.99 | one-time |
| Lifetime Supporter | $39.99 | one-time |

**What reviewers like**

- 🚀 Responsive and fast
- 👍 Great user interface
- 💡 Excellent Klipper support
- 🔒 Secure remote access
- 👍 Versatile monitoring and control

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 💰 Ads in free version
- 🔒 Concerns about monetization

**Reported bugs**

- Webcam not working when printer is off
- Socket errors and timeouts

**Requested features**

- Customizable dashboard layout
- Persistent temperature/time prediction display
- Apple Watch integration
- Decimal support for temperature adjustments


## Frequently asked questions

### Is Strobe Light Tachometer free?

Strobe Light Tachometer is free to download, with no in-app purchases.

### Is Mobileraker free?

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

### Which has better reviews, Strobe Light Tachometer or Mobileraker?

Mobileraker is rated higher. Strobe Light Tachometer averages 4.2 out of 5 from 277 ratings, while Mobileraker averages 4.9 from 890 ratings.

### Do Strobe Light Tachometer or Mobileraker have ads?

Mobileraker shows ads; Strobe Light Tachometer does not.

### Which is updated more often, Strobe Light Tachometer or Mobileraker?

Strobe Light Tachometer ships an update every 7 months, and Mobileraker every 5 weeks. Most recently, Strobe Light Tachometer was updated on September 22, 2026 and Mobileraker on September 22, 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.*