# Pacelab Interval Timer vs E

The clearest difference is update cadence: E at monthly against Pacelab Interval Timer's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pacelab Interval Timer ships an update every 4 months, E monthly. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Pacelab Interval Timer | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 24 MB | 56 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Newbuildsoft](https://appshunter.io/developer/1834215268) | [SLEEKTEQ SOLUTIONS LTD.](https://appshunter.io/developer/6783346034) |

## What reviewers say

### Pacelab Interval Timer

[App page](https://appshunter.io/ios/app/pacelab-interval-timer/id6757274503)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-vitals/id6783346032)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Pacelab Interval Timer free?

Pacelab Interval Timer is free to download, with no in-app purchases.

### Is E free?

E is free to download, with no in-app purchases.

### Do Pacelab Interval Timer or E have ads?

Neither Pacelab Interval Timer nor E shows ads.

### Which is updated more often, Pacelab Interval Timer or E?

Pacelab Interval Timer ships an update every 4 months, and E monthly. Most recently, Pacelab Interval Timer was updated on October 12, 2026 and E on October 15, 2026.

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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.*