# SOLTEC•Z — Sleep Right with SOLTEC

> Sleep analysis and relaxation app for improved sleep cycles and stress relief. (iPhone/iPad app by Round River Research Corporation.)

- Source: https://appshunter.io/ios/app/soltecz/id1508060664 (this page in markdown: same URL + `.md`)
- Developer: [Round River Research Corporation](https://appshunter.io/developer/1508060663)
- Category: Health & Fitness
- Price: Free
- Rating: 4.17/5 from 6 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.6 · 38 MB
- Languages: English, Japanese
- Released: 2022-10-12
- Data updated: 2026-09-23
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/soltecz/id1508060664/reviews.md

## What is SOLTEC?

SOLTEC•Z™ provides an in-depth view of the SOLTEC•HEALTH™ System that works while you sleep to support your natural sleep cycles. Regain Delta sleep, the most important stage of sleep. Evaluate the quality of your sleep with the Z•TRACK™ Analyst and observe improvement in sleep provided by system use. Use during your day for relief from stress by running a Relaxation Session, provided in the Relax section of the app. It's easy to use and can be run while working, gaming, reading or watching TV. Naturally, the best results will come from a session devoted to pure relaxation. Others have found that running relaxation sessions during the day leads to more favorable results in overall sleep scores. You can track your own progress with this app.

## Key features

- Sleep cycle analysis
- Delta sleep improvement
- Z•TRACK™ Analyst
- Relaxation sessions
- Stress relief
- Progress tracking

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/soltecz/id1508060664/reviews.md

### 1/5 — customer support

*2025-01-22, version 1.85*

z track and app stopped working. the telephone number for customer support for soltec does not work—company has been ghosted

### 4/5 — Fixed

*2023-07-08, version 1.3*

The developer reached out to me, and, with some difficulty, resolved the issue. The app works fine now.

## Frequently asked questions about SOLTEC

### What is SOLTEC•Z?

SOLTEC•Z is a health and fitness app designed to analyze your sleep cycles and provide relaxation sessions. It aims to help users improve their sleep quality, particularly Delta sleep, and reduce daily stress.

### How does SOLTEC•Z improve sleep?

The app works with the SOLTEC•HEALTH™ System to support natural sleep cycles, with a focus on regaining Delta sleep. Users can evaluate their sleep quality using the Z•TRACK™ Analyst and observe improvements.

### Can SOLTEC•Z be used for stress relief?

Yes, SOLTEC•Z includes a 'Relax' section with Relaxation Sessions that can be run during the day. These sessions are designed to provide relief from stress and can be used while engaged in other activities.

### Does SOLTEC•Z have ads?

Yes, SOLTEC•Z contains advertisements. As a free application, it utilizes ads to support its availability.

### What devices does SOLTEC•Z support?

SOLTEC•Z is available for iPhone and iPod devices. It is designed to be compatible with these Apple mobile platforms.

### What is the age rating for SOLTEC•Z?

SOLTEC•Z has an age rating of 4+. This indicates it is suitable for users aged four and older.

### How often is SOLTEC•Z updated?

The latest version of SOLTEC•Z is 1.86, which was last updated on February 2, 2025. This suggests a relatively frequent update schedule for the application.

### What are the benefits of using SOLTEC•Z for relaxation?

Running relaxation sessions during the day with SOLTEC•Z can lead to more favorable results in overall sleep scores. While best results come from dedicated sessions, they can be run while working, gaming, reading, or watching TV.

## Version history (last 5 releases)

### 1.86 — 2025-02-02

• Improvements to certain calculations.

### 1.85 — 2025-01-21

• Stability and diagnostic improvements.

### 1.84 — 2025-01-08

• Minor bugfixes

### 1.83 — 2025-01-04

• Fix infrequent crashes.
• Improved internal diagnostics.

### 1.82 — 2025-01-02

• Enhanced Relaxation algorithms.
• All new Relax To Sleep experience.
• Fix a crash affecting a few users.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-23.*