# Workout Builder vs RunKit

The clearest difference is rating: RunKit at 4.8 against Workout Builder's 4.3. RunKit also leads on review sentiment (87% vs 71%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Workout Builder sells 1 one-off in-app purchase and RunKit sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

RunKit holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 23 and 53 respectively. Written reviews point the same way: 71% of Workout Builder's written reviews are positive against 87% of RunKit's.

Both ship on a similar rhythm, roughly fortnightly. Both last shipped on October 27, 2026.

## The numbers

| Metric | Workout Builder | RunKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (23 ratings)](https://appshunter.io/ios/app/workout-builder-send-to-watch/id6450721774/reviews) | **[4.8 (53 ratings)](https://appshunter.io/ios/app/runkit-custom-running-workout/id6468424764/reviews)** |
| Number of ratings | 23 | **53** |
| Positive reviews | 71.0% of reviews | **86.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 1 MB | 56 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Palmer](https://appshunter.io/developer/669856153) | [Arnaud Dupuy](https://appshunter.io/developer/1458898028) |

## 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 |


### RunKit

[App page](https://appshunter.io/ios/app/runkit-custom-running-workout/id6468424764)

Create, schedule, and execute custom workouts for a variety of sports. Plan multi-week training programs and sync them directly to your Apple Watch for seamless execution and real-time metrics. Track progress and get race-time predictions.

**Highlights:** Multi-step workout creation, Workout scheduling and calendar view, Apple Watch syncing, Support for multiple sports, Training plan building, Workout library management

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | per month |
| Premium | $19.99 | per year |

**What reviewers like**

- 👍 Easy to use interface
- 👍 Great for custom workouts
- 👍 Seamless Apple Watch integration
- 👍 Helps with interval training
- 👍 Good for planning runs

**What reviewers complain about**

- 🐛 Cannot share workouts through WhatsApp
- 🐛 Subscription error message
- 🐛 Not working after recent updates
- 🐛 Lost all data after reinstalling
- 🐛 No support response

**Reported bugs**

- App not working after recent updates
- Lost all data after reinstalling
- Cannot share workouts through WhatsApp
- Subscription error message
- Sharing feature not working

**Requested features**

- Smaller pace integers
- Ability to create workouts for strength training
- Folders or tags for organizing workouts
- Ability to connect headphones via Apple Watch for audio feedback
- Desktop or web version for easier workout creation


## Frequently asked questions

### Is Workout Builder free?

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

### Is RunKit free?

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

### Which has better reviews, Workout Builder or RunKit?

RunKit is rated higher. Workout Builder averages 4.3 out of 5 from 23 ratings, while RunKit averages 4.8 from 53 ratings.

### Do Workout Builder or RunKit have ads?

Neither Workout Builder nor RunKit shows ads.

### Which is updated more often, Workout Builder or RunKit?

Workout Builder ships an update fortnightly, and RunKit fortnightly. Most recently, Workout Builder was updated on October 27, 2026 and RunKit on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*