# Interval Timer・HIIT Timer vs Push100

The clearest difference is ads: Interval Timer・HIIT Timer at none against Push100's shown. Push100's advantage is update cadence (daily vs every 4 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Timer・HIIT Timer sells 2 in-app purchases, starting at $2.99 per month and Push100 sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Interval Timer・HIIT Timer ships an update every 4 days, Push100 daily. The most recent releases landed on September 19, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Interval Timer・HIIT Timer | Push100 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Daily** |
| Size | 74 MB | 56 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reva Desai](https://appshunter.io/developer/1780266324) | [Andrei Novikov](https://appshunter.io/developer/1894243423) |

## What reviewers say

### Interval Timer・HIIT Timer

[App page](https://appshunter.io/ios/app/interval-timerhiit-timer/id6748070178)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Access | $2.99 | per month |
| Premium Yearly Access | $19.99 | per year |


### Push100

[App page](https://appshunter.io/ios/app/push100-daily-challenge/id6762463970)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Push100 Pro Monthly | $2.99 | per month |
| Push100 Pro Yearly | $14.99 | per year |
| Push100 Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Interval Timer・HIIT Timer free?

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

### Is Push100 free?

Push100 is free to download, with in-app purchases available.

### Do Interval Timer・HIIT Timer or Push100 have ads?

Push100 shows ads; Interval Timer・HIIT Timer does not.

### Which is updated more often, Interval Timer・HIIT Timer or Push100?

Interval Timer・HIIT Timer ships an update every 4 days, and Push100 daily. Most recently, Interval Timer・HIIT Timer was updated on September 19, 2026 and Push100 on September 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.*