Comparison

Calio vs RoundShift

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calio

Features
Read full description

Calio makes tracking what you eat effortless. Just snap a photo of your meal and let AI instantly calculate calories, protein, carbs, and fat — no more manual searching or guessing portion sizes. WHY CALIO? - AI Photo Recognition — Take a picture of your food and get accurate nutrition info in seconds - Effortless Logging — Skip tedious manual entry, track meals faster than ever - Macro & Calorie Tracking — See your daily calories, protein, carbs, and fat at a glance - Personalized Goals — Set your own targets based on your lifestyle and goals - Clean, Simple Design — A distraction-free interface that keeps you focused on your progress - Progress Insights — Track trends over time and stay accountable to your goals WHO IS CALIO FOR? Whether you're trying to lose weight, build muscle, or simply eat healthier, Calio removes the friction from nutrition tracking so you can focus on your goals instead of spreadsheets. SUBSCRIPTION INFORMATION Calio offers optional Pro subscriptions (Monthly, 3-Month, and Yearly) that unlock full AI tracking features. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription anytime in your Apple ID Account Settings after purchase. Privacy Policy: https://app.notion.com/p/Calio-Privacy-Policy-38e876d58a0980fab98df69806b60727?source=copy_link Terms of Use: https://app.notion.com/p/Calio-Terms-of-Use-38e876d58a0980febc82c4f6f423e492?source=copy_link

About

RoundShift

This interval timer app provides voice coaching for various workout types, allowing you to keep your eyes on your exercise rather than the screen. It offers customizable presets, multiple voice options, and can even display workouts on a larger screen for group sessions. Advanced features like adaptive rest and Apple Health integration are available with a Pro upgrade.

Highlights
  • Voice coaching for workouts
  • Customizable interval presets
  • Plain language workout builder
  • Multi-language coach voices
  • Screen-off and face-down operation
  • AirPlay for group sessions
  • Adaptive rest with Apple Watch
Features
Read full description

The interval timer you don't have to look at. RoundShift calls out every round — get ready, work, rest, half way, last round — so your eyes stay on the workout, not the screen. BUILT IN SECONDS • Tabata, HIIT, EMOM, strength presets — or design your own • Warm-up, custom intervals, unlimited rounds • Describe a workout in plain words and let RoundShift build it VOICE THAT COACHES • Real coach voices in 10 languages — or calm and hype styles • 89 exercise names spoken aloud in custom workouts • Works with the screen off, phone face down, music playing COACH MODE ON THE BIG SCREEN • AirPlay the countdown to any TV for group sessions and classes • Giant display the whole room can read APPLE WATCH + ADAPTIVE REST (PRO) • Full timer on your wrist with live heart rate • Rest that adapts: end rest early when your heart rate recovers, or extend it when you need more • Workouts logged to Apple Health with the right activity type SEE YOURSELF SHOW UP • Streaks, weekly minutes, and a calendar of every session • Home Screen widgets and quick actions NOT JUST FOR THE GYM • Box breathing and breathwork: 4-4-4-4 in seconds • Stretch and physio holds with spoken changeovers • Focus sprints for study and deep work • Anything that repeats: intervals are intervals RoundShift is free forever for running timers and built-in workouts. RoundShift Pro (one-time purchase, no subscription) unlocks saved workouts, stats, widgets, and Apple Watch.

Screenshots

Calio4 screens
RoundShift4 screens

Verdict

The call

The clearest difference is update cadence: RoundShift at every 2 days against Calio's monthly. RoundShift also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Calio sells 3 in-app purchases, starting at $3.99 per month and RoundShift sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Calio ships an update monthly, RoundShift every 2 days. Both last shipped on October 31, 2026.

Scorecard2 real differences · 8 level
Calio versus RoundShift: the parameters behind the verdict, then further details
ParameterCalioRoundShift
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyMonthlyEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.015.0
Further details — not scored
Size52 MB143 MB
Age rating4+4+
DeveloperShodiyor NodirovCarl Law

In-app purchases

3 purchases

Calio

Subscriptions3
  • Pro Monthly$3.991 Month
  • 3 Months Pro$9.993 Months
  • Yearly Pro$29.991 Year
1 purchases

RoundShift

One-time1
  • Intervo Pro (Lifetime)$4.99

Questions

Is Calio free?
Calio is free to download, with in-app purchases available.
Is RoundShift free?
RoundShift is free to download, with in-app purchases available.
Do Calio or RoundShift have ads?
Neither Calio nor RoundShift shows ads.
Which is updated more often, Calio or RoundShift?
Calio ships an update monthly, and RoundShift every 2 days. Most recently, Calio was updated on October 31, 2026 and RoundShift on October 31, 2026.

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