# BodyKnows vs TrueNoiser

The clearest difference is review sentiment: TrueNoiser at 100% against BodyKnows's 0%. TrueNoiser also leads on rating (5.0 vs 4.6) and update cadence (every 2 weeks vs monthly). BodyKnows's advantage is price (Free vs $0.99) and ratings volume (5 vs 1). On ads, in-app purchases and device support there is nothing between them.

BodyKnows is free to download; TrueNoiser costs $0.99 up front. BodyKnows sells 3 in-app purchases, starting at $0.99 per month and TrueNoiser sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TrueNoiser holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: BodyKnows has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of BodyKnows's written reviews are positive against 100% of TrueNoiser's.

BodyKnows ships an update monthly, TrueNoiser every 2 weeks. Both last shipped on November 4, 2026.

## The numbers

| Metric | BodyKnows | TrueNoiser |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/bodyknows/id6474280566/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/truenoiser/id6499069241/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 60 MB | 143 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [波克医疗科技(上海)有限公司](https://appshunter.io/developer/1643457727) | [Powerless Co., Ltd](https://appshunter.io/developer/1738728750) |

## What reviewers say

### BodyKnows

[App page](https://appshunter.io/ios/app/bodyknows/id6474280566)

Easily track your body's signals like pain, discomfort, and sleep issues. Visualize your health trends with monthly reports and receive personalized reminders to address potential health concerns.

**Highlights:** Symptom recording with visual aids, Monthly health reports, Personalized health reminders, Desktop widget for quick logging, Data encryption, Categorized record viewing

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bodyknows | $0.99 | per month |
| Bodyknows PRO | $7.99 | per year |
| Bodyknows PRO (Lifetime) | $24.99 | one-time |


### TrueNoiser

[App page](https://appshunter.io/ios/app/truenoiser/id6499069241)

This app offers a tranquil escape with a variety of natural sounds and high-quality audio. It's designed to help users relax, improve focus for work or study, and enhance sleep quality.

**Highlights:** Retro interface design, Variety of natural sounds, High-quality audio recordings, Sleep assistance soundscapes, Ad-free experience, Improved focus for work/study

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pass Card | Free | one-time |


## Frequently asked questions

### Is BodyKnows free?

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

### Is TrueNoiser free?

TrueNoiser costs $0.99, and also offers in-app purchases.

### Which has better reviews, BodyKnows or TrueNoiser?

TrueNoiser is rated higher. BodyKnows averages 4.6 out of 5 from 5 ratings, while TrueNoiser averages 5.0 from 1 ratings.

### Do BodyKnows or TrueNoiser have ads?

Neither BodyKnows nor TrueNoiser shows ads.

### Which is updated more often, BodyKnows or TrueNoiser?

BodyKnows ships an update monthly, and TrueNoiser every 2 weeks. Most recently, BodyKnows was updated on November 4, 2026 and TrueNoiser on November 4, 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.*