TrueNoiser vs Cathier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrueNoiser
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.
- Retro interface design
- Variety of natural sounds
- High-quality audio recordings
- Sleep assistance soundscapes
- Ad-free experience
- Improved focus for work/study
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**TrueNoiser: A Moment of Tranquility in a Complex World** Finding a tranquil haven in this fast-paced, high-pressure world can be a challenge. The TrueNoiser app is designed to provide you with a simple and effective solution to help you relax, focus, and even improve sleep quality. **Main Features:** 1. **Retro Interface** - A simulated retro interface design with realistic touch feedback. 2. **Natural Sounds** - From the crashing of waves to the breeze in the forest, TrueNoiser offers a variety of natural sounds that make you feel like you are in a tranquil natural environment. 3. **High-Quality Audio** - Our sounds are carefully recorded and optimized to ensure the purest and most natural auditory experience for you. 4. **Sleep Assistance** - TrueNoiser includes soundscapes designed specifically for sleep, helping you fall asleep faster and enjoy higher quality sleep. 5. **Ad-Free Experience** - We promise to provide an ad-free user experience, so your relaxation time is not disturbed. **Why Choose TrueNoiser?** - **Improved Focus**: White noise helps you block out external distractions, increasing work and study efficiency. - **Relaxation and Stress Reduction**: Calm sounds help alleviate stress and anxiety, making your mood more peaceful. - **Sleep Improvement**: By covering the noise at night, TrueNoiser helps you fall asleep faster and sleep well throughout the night. - **Use Anytime, Anywhere**: Whether at home, in the office, or on the go, TrueNoiser is your ideal companion. **Download TrueNoiser and Start Your Journey to Tranquility.** In this noisy world, TrueNoiser is your little secret to restore calm, focus, and good sleep. Download TrueNoiser now and experience a different kind of tranquil sound. **TrueNoiser - A Moment of Tranquility in a Complex World**
Cathier
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Verdict
The clearest difference is price: Cathier at Free against TrueNoiser's $0.99. Cathier also leads on in-app purchases (none vs 1). TrueNoiser's advantage is iOS requirement (12.0 vs 18.6). On update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Cathier is free to download; TrueNoiser costs $0.99 up front. TrueNoiser sells 1 one-off in-app purchase. Cathier asks for nothing beyond the download.
TrueNoiser ships an update every 2 weeks, Cathier every 3 weeks. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.
| Parameter | TrueNoiser | Cathier |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 143 MB | 8 MB |
| Age rating | 12+ | 4+ |
| Developer | Powerless Co., Ltd | Jian Shuo Wang |
In-app purchases
TrueNoiser
- Pass CardFree
Cathier
No in-app purchases
