# IntervalFree vs ScrollFuel

The clearest difference is in-app purchases: IntervalFree at none against ScrollFuel's 2. IntervalFree also leads on ratings volume (23 vs 2). ScrollFuel's advantage is update cadence (every 4 days vs every 2 months) and rating (5.0 vs 4.8). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ScrollFuel sells 2 in-app purchases, starting at $9.99 per month. IntervalFree asks for nothing beyond the download.

ScrollFuel holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: IntervalFree has 23 ratings behind it against 2, so its average is the more settled of the two.

IntervalFree ships an update every 2 months, ScrollFuel every 4 days. The most recent releases landed on October 8, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | IntervalFree | ScrollFuel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (23 ratings)](https://appshunter.io/ios/app/intervalfree/id6759891915/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scrollfuel/id6801264430/reviews)** |
| Number of ratings | **23** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 12 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [LIFEFLOW AI, LLC](https://appshunter.io/developer/1880544564) | [Pleres Technology, LLC](https://appshunter.io/developer/1819195571) |

## What reviewers say

### IntervalFree

[App page](https://appshunter.io/ios/app/intervalfree/id6759891915)

This app provides a simple and fully customizable interval timer for workouts. It offers unlimited workout profiles, background support, and Live Activities for real-time progress tracking on your lock screen. Enjoy a completely free experience with no ads or paywalls.

**Highlights:** Unlimited workout profiles, Customizable action/break durations, Live Activities on Lock Screen, Background timer support, Multiple sound themes, Workout library with stats, Celebration screen upon completion

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

**In-app purchases:** none


### ScrollFuel

[App page](https://appshunter.io/ios/app/scrollfuel/id6801264430)

This app helps you reclaim time spent on your phone by rewarding physical activity with app access passes. Complete short exercises like push-ups or squats to earn 30-minute unlocks for chosen applications, then enjoy uninterrupted use until your time expires.

**Highlights:** Earn app access through exercise, Choose apps to unlock, Verified movement tracking, Push-ups, squats, planks, Save earned passes, Daily pass earning limit

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScrollFuel Pro Monthly | $9.99 | per month |
| ScrollFuel Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is IntervalFree free?

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

### Is ScrollFuel free?

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

### Which has better reviews, IntervalFree or ScrollFuel?

ScrollFuel is rated higher. IntervalFree averages 4.8 out of 5 from 23 ratings, while ScrollFuel averages 5.0 from 2 ratings.

### Do IntervalFree or ScrollFuel have ads?

Neither IntervalFree nor ScrollFuel shows ads.

### Which is updated more often, IntervalFree or ScrollFuel?

IntervalFree ships an update every 2 months, and ScrollFuel every 4 days. Most recently, IntervalFree was updated on October 8, 2026 and ScrollFuel on September 28, 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.*