# ABIT vs Custom Interval Timers

The clearest difference is in-app purchases: Custom Interval Timers at none against ABIT's 3. Custom Interval Timers also leads on review sentiment (100% vs 73%) and rating (5.0 vs 4.8). ABIT's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. ABIT sells 3 in-app purchases, starting at $2.99 per month. Custom Interval Timers asks for nothing beyond the download.

Custom Interval Timers holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 60 and 14 respectively. Written reviews point the same way: 73% of ABIT's written reviews are positive against 100% of Custom Interval Timers's.

ABIT ships an update every 2 weeks, Custom Interval Timers every 4 months. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ABIT | Custom Interval Timers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (60 ratings)](https://appshunter.io/ios/app/abit-custom-exercise-programs/id1274605002/reviews) | **[5.0 (14 ratings)](https://appshunter.io/ios/app/custom-interval-timers/id1552160706/reviews)** |
| Number of ratings | **60** | 14 |
| Positive reviews | 73.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 15 MB | 40 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shannon Bolick](https://appshunter.io/developer/976434392) | [Alex Rich](https://appshunter.io/developer/1030627712) |

## 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 |


### Custom Interval Timers

[App page](https://appshunter.io/ios/app/custom-interval-timers/id1552160706)

Design personalized interval timers for workouts or productivity. Its intuitive editor allows for custom flows with various settings like countdowns and personalized interfaces. Offers light/dark modes and an option to disable ads.

**Highlights:** Customizable interval flows, Intuitive timer editor, Count up or down timers, Personalized running interface, Light/dark mode, Ad-free option

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

**In-app purchases:** none


## Frequently asked questions

### Is ABIT free?

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

### Is Custom Interval Timers free?

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

### Which has better reviews, ABIT or Custom Interval Timers?

Custom Interval Timers is rated higher. ABIT averages 4.8 out of 5 from 60 ratings, while Custom Interval Timers averages 5.0 from 14 ratings.

### Do ABIT or Custom Interval Timers have ads?

Custom Interval Timers shows ads; ABIT does not.

### Which is updated more often, ABIT or Custom Interval Timers?

ABIT ships an update every 2 weeks, and Custom Interval Timers every 4 months. Most recently, ABIT was updated on October 15, 2026 and Custom Interval Timers on October 5, 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.*