# Sprint Training App vs HIIT

The clearest difference is review sentiment: HIIT at 57% against Sprint Training App's 0%. HIIT also leads on rating (4.3 vs 3.0) and update cadence (every 2 weeks vs every 3 months). Sprint Training App's advantage is in-app purchases (none vs 8) and iOS requirement (14.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. HIIT sells 8 in-app purchases, starting at $0.99 per month. Sprint Training App asks for nothing beyond the download.

HIIT holds the better App Store score, 4.3 against 3.0. That said, the two scores are not equally well evidenced: HIIT has 34 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Sprint Training App's written reviews are positive against 57% of HIIT's.

Sprint Training App ships an update every 3 months, HIIT every 2 weeks. The most recent releases landed on October 1, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Sprint Training App | HIIT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/sprint-training-app/id1492392815/reviews) | **[4.3 (34 ratings)](https://appshunter.io/ios/app/hiit-simple-interval-timer/id6449472984/reviews)** |
| Number of ratings | 2 | **34** |
| Positive reviews | 0.0% of reviews | **57.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 71 MB | 83 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Edgar Barba](https://appshunter.io/developer/1418360228) | [Maxim Kazakov](https://appshunter.io/developer/1290266003) |

## What reviewers say

### Sprint Training App

[App page](https://appshunter.io/ios/app/sprint-training-app/id1492392815)

This app connects members of specific fitness centers with a Sprint service. It helps centers acquire and retain clients through challenges and personalized routines tracked in real-time with smart devices. Users can sync data with Apple Health for accurate workout results.

**Highlights:** Client acquisition and retention tools, Objective and challenge creation, Real-time tracking with smart devices, Personalized routine creation, Workout monitoring by trainers, Automatic check-in feature, Sync with Apple Health

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### HIIT

[App page](https://appshunter.io/ios/app/hiit-simple-interval-timer/id6449472984)

Design and track custom interval running workouts with real-time data and audio cues. This app offers detailed post-run analysis and integrates with Apple Health and Apple Watch for phone-free training.

**Highlights:** Customizable intervals (time, distance, open), Support for HIIT, tempo, fartlek, pyramid, progression workouts, Real-time tracking of pace, cadence, heart rate, Audio cues for guidance, Phone-free Apple Watch operation, Post-run analysis and GPX export, Apple Health integration

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Day 2 | $0.99 | per month |
| Premium Weekly | $3.99 | per 7 days |
| Premium Monthly Day 1 | $4.99 | per month |
| Premium Monthly | $9.99 | per month |
| Premium 3 Months | $19.99 | per 3 months |
| Premium Annual Special Offer | $29.99 | per year |
| Interval Run Premium Yearly | $59.99 | per year |
| Intreval Run Premium Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Sprint Training App free?

Sprint Training App is free to download, with no in-app purchases.

### Is HIIT free?

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

### Which has better reviews, Sprint Training App or HIIT?

HIIT is rated higher. Sprint Training App averages 3.0 out of 5 from 2 ratings, while HIIT averages 4.3 from 34 ratings.

### Do Sprint Training App or HIIT have ads?

Neither Sprint Training App nor HIIT shows ads.

### Which is updated more often, Sprint Training App or HIIT?

Sprint Training App ships an update every 3 months, and HIIT every 2 weeks. Most recently, Sprint Training App was updated on October 1, 2026 and HIIT on September 18, 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.*