Zinc Wellness vs Chronos Interval
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zinc Wellness
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Now it's easier than ever to plan your sessions alongside your schedule. Book classes & sessions on the go, keep your profile up to date and manage your memberships all within the app. View Class Timetable: Easily view your gym's full timetable in real time. You can see who's running the class, whether the class is full and quickly secure your spot with the push of a button. Manage Your Bookings: Schedule a session or book into a Class. You can check in on future bookings and make any changes as needed. Update your Profile: Keep your contact information up to date and choose your own profile photo. Notifications: Receive push notifications from your gym to alert you of upcoming bookings and other club events. View a full history of these communications in app so you never forget an important message. Workout & Measurements: View your workout regime and conveniently track the progression towards your body goals.
Chronos Interval
Design custom workout protocols like HIIT, Tabata, or circuits with voice coaching. Sync seamlessly with Garmin devices for automatic data backup. Track your progress and replay past sessions to build consistency.
- Voice-guided workouts
- Garmin Connect sync
- Built-in workout protocols
- Custom interval design
- Progress tracking
- Cross-device sync
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Chronos is the interval timer built for serious athletes. Design any workout protocol in seconds — HIIT, Tabata, EMOM, AMRAP, circuit training, or custom intervals — then let voice coaching guide you through every round without touching your phone. VOICE-GUIDED WORKOUTS Hear interval names, time cues, and round counts spoken aloud so you can stay focused on your reps, not your screen. GARMIN SYNC Start a Chronos protocol from your Garmin watch and get full workout data synced back automatically. No phone required mid-session. BUILT-IN PROTOCOLS Jump straight in with expert-designed Tabata, AMRAP, and strength circuits — or use the voice input to describe your workout in plain English and get a ready-to-run protocol instantly. TRACK YOUR PROGRESS Every session is saved. Review your history, replay favorite workouts, and watch your consistency build over time. WORKS EVERYWHERE Your protocols and history sync across all your devices so your training goes wherever you do. Built by athletes, for athletes. Download Chronos and train smarter.
Screenshots
Verdict
The clearest difference is iOS requirement: Zinc Wellness at 12.0 against Chronos Interval's 15.1. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Zinc Wellness | Chronos Interval |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 94 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Treshna Enterprises | Bo Li |
In-app purchases
Zinc Wellness
No in-app purchases
Chronos Interval
No in-app purchases
Questions
Is Zinc Wellness free?
Is Chronos Interval free?
Do Zinc Wellness or Chronos Interval have ads?
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