# Impulse vs MaxSprint

The clearest difference is in-app purchases: Impulse at none against MaxSprint's 2. Impulse also leads on iOS requirement (15.1 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MaxSprint sells 2 in-app purchases, starting at $19.99 per year. Impulse asks for nothing beyond the download.

Impulse ships an update every 4 days, MaxSprint every 3 days. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Impulse | MaxSprint |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/impulse-sprint-mechanics/id6786762191/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 60 MB | 48 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [KEERTAN RAO SAWTELL](https://appshunter.io/developer/6786762193) | [Aaron Gandecha](https://appshunter.io/developer/6795920929) |

## What reviewers say

### Impulse

[App page](https://appshunter.io/ios/app/impulse-sprint-mechanics/id6786762191)

Analyze your sprint acceleration with detailed mechanics. Film your first few steps in slow motion to get insights on shin angle, ground contact time, and flight time without specialized equipment.

**Highlights:** Shin angle at ground contact, Ground contact time, Flight time per step, Calculated speed per step, Session history tracking, Mechanics correlation with speed

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

**In-app purchases:** none


### MaxSprint

[App page](https://appshunter.io/ios/app/maxsprint/id6795920927)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Max Sprint Annual | $19.99 | per year |
| MaxSprint Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Impulse free?

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

### Is MaxSprint free?

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

### Do Impulse or MaxSprint have ads?

Neither Impulse nor MaxSprint shows ads.

### Which is updated more often, Impulse or MaxSprint?

Impulse ships an update every 4 days, and MaxSprint every 3 days. Most recently, Impulse was updated on October 6, 2026 and MaxSprint on October 24, 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.*