# OnTrack Interval Timer vs Cadence · Interval Timer Flow

OnTrack Interval Timer and Cadence · Interval Timer Flow are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. OnTrack Interval Timer sells 1 one-off in-app purchase and Cadence · Interval Timer Flow sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | OnTrack Interval Timer | Cadence · Interval Timer Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 2 MB | 24 MB |
| Requires iOS | **16.2** | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jekal Ik](https://appshunter.io/developer/1860824839) | [Christian Kasper](https://appshunter.io/developer/6778636285) |

## What reviewers say

### OnTrack Interval Timer

[App page](https://appshunter.io/ios/app/ontrack-interval-timer/id6757700812)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Background Mode | $2.99 | one-time |


### Cadence · Interval Timer Flow

[App page](https://appshunter.io/ios/app/cadence-interval-timer-flow/id6778636283)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cadence Pro — Monthly | $2.99 | per month |
| Cadence Pro — Annual | $19.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is OnTrack Interval Timer free?

OnTrack Interval Timer is free to download, with in-app purchases available.

### Is Cadence · Interval Timer Flow free?

Cadence · Interval Timer Flow is free to download, with in-app purchases available.

### Do OnTrack Interval Timer or Cadence · Interval Timer Flow have ads?

Neither OnTrack Interval Timer nor Cadence · Interval Timer Flow shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*