# True Note vs Camera RPM Meter

The clearest difference is review sentiment: True Note at 68% against Camera RPM Meter's 15%. True Note also leads on rating (3.6 vs 2.3) and ads (none vs shown). Camera RPM Meter's advantage is update cadence (every 3 weeks vs every 10 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. True Note sells 4 one-off in-app purchases and Camera RPM Meter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

True Note holds the better App Store score, 3.6 against 2.3. Both are backed by a comparable volume of ratings — 16 and 33 respectively. Written reviews point the same way: 68% of True Note's written reviews are positive against 15% of Camera RPM Meter's.

True Note ships an update every 10 months, Camera RPM Meter every 3 weeks. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | True Note | Camera RPM Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (16 ratings)](https://appshunter.io/ios/app/true-note-record-player-test/id1200544741/reviews)** | [2.3 (33 ratings)](https://appshunter.io/ios/app/camera-rpm-meter-strobelight/id1583247436/reviews) |
| Number of ratings | 16 | **33** |
| Positive reviews | **68.4% of reviews** | 15.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 16 MB | 14 MB |
| Requires iOS | **10.2** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [James Rhoades](https://appshunter.io/developer/359564371) | [Ihsan Ullah](https://appshunter.io/developer/1488089071) |

## What reviewers say

### True Note

[App page](https://appshunter.io/ios/app/true-note-record-player-test/id1200544741)

Check your record player's speed accuracy using your phone's LED light and a printable strobe disc. Ensure your turntable is playing at the correct RPM for optimal audio quality. Useful for calibration and pre-purchase checks.

**Highlights:** Turntable speed testing, Strobe disc calibration, Adjustable speed check, Portable for on-the-go use, Accurate RPM verification

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| Huge Tip | $9.99 | one-time |


### Camera RPM Meter

[App page](https://appshunter.io/ios/app/camera-rpm-meter-strobelight/id1583247436)

Measure rotational speed using your phone's camera or a simulated strobe light. Simply mark the rotating object and adjust the settings until it appears stationary to get an accurate RPM reading. The app also functions as a torchlight.

**Highlights:** Measure RPM with mobile camera, Measure RPM with strobe light simulation, Adjust RPM with seek bar or buttons, Torchlight functionality, Offline use, Compact app size

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Un Lock All Features | $3.99 | one-time |


## Frequently asked questions

### Is True Note free?

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

### Is Camera RPM Meter free?

Camera RPM Meter is free to download, with in-app purchases available.

### Which has better reviews, True Note or Camera RPM Meter?

True Note is rated higher. True Note averages 3.6 out of 5 from 16 ratings, while Camera RPM Meter averages 2.3 from 33 ratings.

### Do True Note or Camera RPM Meter have ads?

Camera RPM Meter shows ads; True Note does not.

### Which is updated more often, True Note or Camera RPM Meter?

True Note ships an update every 10 months, and Camera RPM Meter every 3 weeks. Most recently, True Note was updated on September 23, 2026 and Camera RPM Meter on September 17, 2026.

---

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