# Walla App vs BUILD POWER GRIND

The clearest difference is ads: Walla App at none against BUILD POWER GRIND's shown. BUILD POWER GRIND's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Walla App | BUILD POWER GRIND |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (4.7K ratings)](https://appshunter.io/ios/app/walla-app/id1611230665/reviews)** | — |
| Number of ratings | **4.7K** | — |
| Positive reviews | 41.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 76 MB | 130 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Walla Software, Inc.](https://appshunter.io/developer/1611230667) | [BUILD POWER GRIND LLC](https://appshunter.io/developer/1621109396) |

## What reviewers say

### Walla App

[App page](https://appshunter.io/ios/app/walla-app/id1611230665)

Access your studio's fitness classes, plans, and announcements. Book workouts, track progress, and discover new fitness experiences with intuitive browsing and personalized filters. Stay connected with your studio community.

**Highlights:** Book and buy classes and plans, Filter workouts by category, instructor, and location, Track fitness accomplishments and progress, Receive studio announcements and event updates, Compare studio plans and prices, Secure in-app purchases

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

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and easy to use
- 🚀 Efficient booking process
- 💡 Helpful announcements and updates
- 👍 Clean and visually appealing design

**What reviewers complain about**

- 🐛 Frequent sign-out issues
- 🐛 Unreliable class schedule loading
- 🔒 Lack of communication/support channels
- 🔒 Inability to customize/remove unwanted studios

**Reported bugs**

- Favorite studio not working as expected
- Add to calendar feature not functioning properly
- Inconsistent performance and loading times

**Requested features**

- Add 'Next Refresh' date for annual memberships
- Improve calendar integration and sync
- Allow users to connect with friends and instructors
- Provide more filtering and sorting options


### BUILD POWER GRIND

[App page](https://appshunter.io/ios/app/build-power-grind/id1621109394)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Walla App free?

Walla App is free to download, with no in-app purchases.

### Is BUILD POWER GRIND free?

BUILD POWER GRIND is free to download, with no in-app purchases.

### Do Walla App or BUILD POWER GRIND have ads?

BUILD POWER GRIND shows ads; Walla App does not.

### Which is updated more often, Walla App or BUILD POWER GRIND?

Walla App ships an update every 3 weeks, and BUILD POWER GRIND every 3 weeks. Most recently, Walla App was updated on October 27, 2026 and BUILD POWER GRIND on September 30, 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.*