# ABIT vs Interval.

ABIT and Interval. are too close to call on the numbers: across 6 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. ABIT sells 3 in-app purchases, starting at $2.99 per month and Interval. sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ABIT ships an update every 2 weeks, Interval. every 3 weeks. The most recent releases landed on October 19, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ABIT | Interval. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (60 ratings)](https://appshunter.io/ios/app/abit-custom-exercise-programs/id1274605002/reviews)** | — |
| Number of ratings | **60** | — |
| Positive reviews | 73.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Shannon Bolick](https://appshunter.io/developer/976434392) | [Meng-Yu Ho](https://appshunter.io/developer/1896776663) |

## What reviewers say

### ABIT

[App page](https://appshunter.io/ios/app/abit-custom-exercise-programs/id1274605002)

Create and track personalized exercise routines for various fitness activities like HIIT, strength training, and stretching. Features include custom interval timers, rep tracking, and optional voice cues for guided workouts. Share your custom plans with friends and sync with smartwatches for real-time feedback.

**Highlights:** Customizable workout routines, Interval and rep timers, AMRAP block support, Full-screen timers, Text-to-speech and audio cues, Workout sharing, Apple Watch sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ABIT Unlimited - Monthly | $2.99 | per month |
| ABIT Unlimited - Yearly | $19.99 | per year |
| ABIT Unlimited - Lifetime | $49.99 | one-time |


### Interval.

[App page](https://appshunter.io/ios/app/interval/id6771282686)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Workouts & Plans | $1.99 | one-time |


## Frequently asked questions

### Is ABIT free?

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

### Is Interval. free?

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

### Do ABIT or Interval. have ads?

Neither ABIT nor Interval. shows ads.

### Which is updated more often, ABIT or Interval.?

ABIT ships an update every 2 weeks, and Interval. every 3 weeks. Most recently, ABIT was updated on October 19, 2026 and Interval. on October 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.*