Comparison

Interval Flow vs Anchor

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

Head to head
About

Interval Flow

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Have you wanted to set the same timers over and over again but find it tedious and cumbersome? We did too so we built Interval Flow! With Interval Flow, you can easily set multiple timers that will ring one after the other, guiding you seamlessly through your activities. Transition effortlessly from one activity to another, whether it's your breathing exercises, stretching sessions, or any other tasks you have in mind. Interval Flow let's you create multiple programs tailored to your specific needs and preferences (watchOS 10+). With just a few taps on your Apple Watch, you can effortlessly switch between programs and enjoy a seamless flow of activities, staying focused and productive. Interval Flow ensures that your Apple Watch becomes a smart partner, helping you stay on track without any distractions. So, the question is, why settle for a standard timer when you can elevate your Apple Watch experience with Interval Flow? It's a game-changer for anyone who values their time and wants to make the most of every minute.

About

Anchor

This app uses Apple Watch data to provide real-time nudges, helping you recognize and manage rising stress before it impacts your focus or reactions. It tracks stress patterns and recovery over time, offering insights into emotional triggers and body responses.

Highlights
  • Real-time stress detection
  • Gentle haptic nudges
  • Daily Calm Score tracking
  • Stress and recovery pattern analysis
  • Emotional trigger identification
  • Privacy-first design
Features
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Anchor by Contextual North Stay steady in the moments that matter most. Anchor is an Apple Watch app that helps you notice rising stress before it takes over your focus, reactions, or presence. Most people don’t notice stress until they’re already inside the spiral. Anchor helps you catch it earlier. Using Apple Watch signals like heart rate and HRV, Anchor delivers gentle real-time nudges that help you pause, reset, and respond with intention during high-pressure moments. Whether you’re: preparing for an important meeting managing workplace stress recovering after difficult interactions noticing mental overload trying to stay composed under pressure Anchor helps build awareness in the moments where reactions actually happen. Not hours later. Not after the damage is done. Unlike traditional mindfulness apps focused on long meditation sessions, Anchor is designed for real life: during work during pressure during difficult moments during everyday stress Build Awareness Over Time See your daily Calm Score to track how stress and recovery change over time. Track patterns across: stress focus emotional triggers recovery reflections Over time, Anchor helps you better understand: what throws you off what helps you recover how your body responds to pressure Small moments of awareness can compound into stronger presence, steadier reactions, and better emotional regulation over time. Built for Apple Watch Anchor works with Apple Watch to support: real-time stress awareness gentle haptic nudges daily intention-setting reflection and recovery pattern tracking over time Privacy First Your internal state is personal. Anchor is designed with a privacy-first philosophy so your reflections and awareness data stay under your control. Stay grounded. Notice what matters. Respond with intention. Standard Subscription - $6.99/month Read the terms and Conditions here: https://www.contextualnorth.com/terms-of-service Read the privacy policy here: https://www.contextualnorth.com/privacy-policy

Screenshots

Anchor4 screens

Verdict

The call

Interval Flow and Anchor are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Interval Flow sells 1 one-off in-app purchase and Anchor sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Interval Flow ships an update every 2 weeks, Anchor every 3 weeks. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

ScorecardNo meaningful differences
Interval Flow versus Anchor: the parameters behind the verdict, then further details
ParameterInterval FlowAnchor
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
Monetization—Subscription
DevicesiPhone, iPod, Apple WatchiPhone, iPod, Apple Watch
Requires iOS15.615.1 — better
Further details — not scored
Size8 MB71 MB
Age rating4+4+
DeveloperTegyaanContextual North

In-app purchases

1 purchases

Interval Flow

One-time1
  • Multiple Programs$3.99
2 purchases

Anchor

Subscriptions2
  • Smart Monthly7 Days trial$6.991 Month
  • Smart Yearly$59.991 Year

Questions

Is Interval Flow free?
Interval Flow is free to download, with in-app purchases available.
Is Anchor free?
Anchor is free to download, with in-app purchases available.
Do Interval Flow or Anchor have ads?
Neither Interval Flow nor Anchor shows ads.
Which is updated more often, Interval Flow or Anchor?
Interval Flow ships an update every 2 weeks, and Anchor every 3 weeks. Most recently, Interval Flow was updated on October 27, 2026 and Anchor on November 5, 2026.

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