# Workout Builder vs Interval Timer+++

The clearest difference is rating: Interval Timer+++ at 5.0 against Workout Builder's 4.3. Interval Timer+++ also leads on review sentiment (100% vs 71%) and update cadence (weekly vs fortnightly). Workout Builder's advantage is ratings volume (20 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Workout Builder sells 1 one-off in-app purchase and Interval Timer+++ sells 4 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Interval Timer+++ holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Workout Builder has 20 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 71% of Workout Builder's written reviews are positive against 100% of Interval Timer+++'s.

Workout Builder ships an update fortnightly, Interval Timer+++ weekly. The most recent releases landed on July 26, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | Workout Builder | Interval Timer+++ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (20 ratings)](https://appshunter.io/ios/app/workout-builder-send-to-watch/id6450721774/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/interval-timer-plus-plus-plus/id6483931744/reviews)** |
| Number of ratings | **20** | 3 |
| Positive reviews | 71.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 1 MB | 28 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Palmer](https://appshunter.io/developer/669856153) | [Apptelligent](https://appshunter.io/developer/1736806433) |

## What reviewers say

### Workout Builder

[App page](https://appshunter.io/ios/app/workout-builder-send-to-watch/id6450721774)

Design personalized fitness routines on your iPhone, then seamlessly transfer them to your Apple Watch. Supports a wide range of activities from running and cycling to yoga and strength training, with options for simple goals, advanced intervals, and paced efforts.

**Highlights:** Create custom workouts on iPhone, Send workouts to Apple Watch, Supports running, cycling, swimming, yoga, HIIT & Strength interval training, Boxing and skipping interval options, Goal-based workouts, Advanced interval workouts, Paced workouts

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Workout Builder Premium | $9.99 | one-time |


### Interval Timer+++

[App page](https://appshunter.io/ios/app/interval-timer-plus-plus-plus/id6483931744)

This app provides a versatile workout timer for various training styles like HIIT, Tabata, and EMOM. It allows users to create custom routines, access pre-made workouts, and offers clear voice announcements. Designed for both home and gym use, it's suitable for all fitness levels.

**Highlights:** Customizable interval and circuit training, Support for Tabata, EMOM, and AMRAP formats, Pre-made workout library, Voice announcements and countdowns, Large, high-contrast display, Save and reuse custom workouts

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.49 | per month |
| Annual | $9.99 | per year |
| Lifetime Access | $3.99 | one-time |
| Lifetime Access | $19.99 | one-time |


## Frequently asked questions

### Is Workout Builder free?

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

### Is Interval Timer+++ free?

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

### Which has better reviews, Workout Builder or Interval Timer+++?

Interval Timer+++ is rated higher. Workout Builder averages 4.3 out of 5 from 20 ratings, while Interval Timer+++ averages 5.0 from 3 ratings.

### Do Workout Builder or Interval Timer+++ have ads?

Neither Workout Builder nor Interval Timer+++ shows ads.

### Which is updated more often, Workout Builder or Interval Timer+++?

Workout Builder ships an update fortnightly, and Interval Timer+++ weekly. Most recently, Workout Builder was updated on July 26, 2026 and Interval Timer+++ on July 8, 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.*