# Solstice: Intermittent Fasting — Circadian Fast Timer & Habits

> Intermittent fasting tracker with metabolic stage monitoring and habit building. (iPhone/iPad app by James Grusy.)

- Source: https://appshunter.io/ios/app/solstice-intermittent-fasting/id6802910075 (this page in markdown: same URL + `.md`)
- Developer: [James Grusy](https://appshunter.io/developer/6802910077)
- Category: Health & Fitness, Entertainment
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.0 · 2 MB
- Languages: American English
- Released: 2026-09-10
- Data updated: 2026-09-13
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/solstice-intermittent-fasting/id6802910075/reviews.md

## What is Solstice?

Track your fasts with elegance, biological precision, and zero clutter.

Solstice is an intermittent fasting tracker built with a clean, battery-efficient design. Track your circadian rhythms, monitor real-time metabolic stages (fat burning, autophagy, deep ketosis), and build consistent fasting habits without subscriptions or paywalls.

KEY FEATURES:
• Elegant Circular Timer: Real-time progress with tactile dial adjustments.
• 5 Metabolic Fasting Stages: Understand when your body enters Blood Sugar Reset, Glycogen Depletion, Fat Burning, Autophagy, and Deep Ketosis.
• Flexible Fasting Protocols: Choose 16:8, 18:6, 20:4 (Warrior), 14:10, 23:1 (OMAD), or customize your own.
• Visual Calendar Heatmap: Glanceable monthly consistency view with active streak counters.
• Solar & Dark Mode Themes: Deep midnight OLED dark mode and radiant solar accents.
• 100% Private & On-Device: No account required, no ads, no trackers. Your health data stays on your device.

DISCLAIMER:
Solstice provides general wellness tracking and is not a substitute for professional medical advice. Always consult a healthcare provider before beginning any fasting routine.

## Key features

- Elegant circular timer with tactile adjustments
- 5 metabolic fasting stages tracking
- Flexible and customizable fasting protocols
- Visual calendar heatmap for consistency
- Solar and dark mode themes
- 100% private and on-device data

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/solstice-intermittent-fasting/id6802910075/reviews.md

### 5/5 — Bring back simple apps!

*2026-09-10*

Remember when apps were supposed to make our lives easier? Solstice harkens back to that time. No subscriptions, extraneous notifications, or bloat! More developers should take note!

## Frequently asked questions about Solstice

### Does Solstice have ads?

No, Solstice is completely ad-free. The app is designed with a focus on privacy and a clutter-free user experience, ensuring no advertisements interfere with your tracking.

### What fasting protocols does Solstice support?

Solstice supports popular protocols like 16:8, 18:6, 20:4 (Warrior), 14:10, and 23:1 (OMAD). You can also customize your own fasting schedule to fit your needs.

### How does Solstice track metabolic stages?

Solstice monitors your fasting progress to estimate when your body enters key metabolic stages, including Blood Sugar Reset, Glycogen Depletion, Fat Burning, Autophagy, and Deep Ketosis.

### Is my health data private with Solstice?

Yes, Solstice is 100% private and operates entirely on-device. No account is required, and your health data is not shared or tracked, ensuring maximum privacy.

### Can I see my fasting consistency with Solstice?

Solstice features a visual calendar heatmap that provides a glanceable monthly view of your fasting consistency, along with active streak counters to motivate your progress.

### What devices does Solstice support?

Currently, Solstice is supported on iPhone devices. The app is designed to be battery-efficient and offers a clean interface for tracking.

### How often is Solstice updated?

Solstice was last updated on September 10, 2026, with version 1.0. As a new release, users can anticipate future updates based on user feedback and ongoing development.

### What is the rating for Solstice?

Solstice has received a perfect rating of 5.0 stars from 1 rating, indicating a highly positive initial reception from its users.

## Version history (last 1 release)

### 1.0 — 2026-09-10

No release notes.

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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 2026-09-13.*