# simple Interval vs NIRSA Championship Series

simple Interval and NIRSA Championship Series are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

simple Interval ships an update every 28 months, NIRSA Championship Series every 21 months. The most recent releases landed on September 20, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | simple Interval | NIRSA Championship Series |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/nirsa-championship-series/id6737291082/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 21 months** |
| Monetization | Free | Free |
| Size | 4 MB | 52 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Michael glucz](https://appshunter.io/developer/1108685011) | [Room Roster](https://appshunter.io/developer/1182546935) |

## What reviewers say

### simple Interval

[App page](https://appshunter.io/ios/app/simple-interval/id1255825816)

This app helps you manage training intervals with a large, visual display and voice prompts. Easily set custom durations or add time in 10-second increments to track your workouts.

**Highlights:** Customizable interval lengths, Large visual countdown display, Voice annotation warnings, Elapsed time and interval count, Dynamic background images

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

**In-app purchases:** none


### NIRSA Championship Series

[App page](https://appshunter.io/ios/app/nirsa-championship-series/id6737291082)

Stay informed about upcoming sports events with this app. Access detailed event information, schedules, live scoring, and team lists. Easily navigate to venues and follow important updates.

**Highlights:** Upcoming event exploration, Detailed event information, Venue navigation, Division and team lists, Full schedules/brackets, Live scoring and standings, Bulletin posts

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

**In-app purchases:** none


## Frequently asked questions

### Is simple Interval free?

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

### Is NIRSA Championship Series free?

NIRSA Championship Series is free to download, with no in-app purchases.

### Do simple Interval or NIRSA Championship Series have ads?

Neither simple Interval nor NIRSA Championship Series shows ads.

### Which is updated more often, simple Interval or NIRSA Championship Series?

simple Interval ships an update every 28 months, and NIRSA Championship Series every 21 months. Most recently, simple Interval was updated on September 20, 2026 and NIRSA Championship Series on July 23, 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.*