# Booty Builder vs Thelo

The clearest difference is review sentiment: Booty Builder at 100% against Thelo's 40%. Booty Builder also leads on in-app purchases (none vs 12). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Thelo sells 11 in-app purchases, starting at $9.99 per 7 days. Booty Builder asks for nothing beyond the download.

Booty Builder ships an update every 9 days, Thelo every 10 days. The most recent releases landed on October 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Booty Builder | Thelo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (2.9K ratings)](https://appshunter.io/ios/app/thelo-ai-workout-planner/id6739682904/reviews)** |
| Number of ratings | — | **2.9K** |
| Positive reviews | **100.0% of reviews** | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 119 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ADAM LEWIS HUNT](https://appshunter.io/developer/1786412845) | [One Labs LLC](https://appshunter.io/developer/1817241538) |

## What reviewers say

### Booty Builder

[App page](https://appshunter.io/ios/app/booty-builder/id6739646754)

Embark on a 4-week squat challenge to build strength and sculpt your glutes. Choose from various squat targets tailored to your fitness level, track progress with daily and weekly milestones, and stay motivated with a distraction-free interface. This ad-free app offers a straightforward path to a stronger, healthier you.

**Highlights:** 4-week squat challenge, Multiple squat targets, Progress tracking, Daily and weekly milestones, Intuitive design, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


### Thelo

[App page](https://appshunter.io/ios/app/thelo-ai-workout-planner/id6739682904)

This app uses AI and body scan technology to create personalized training plans. It analyzes body fat, muscle balance, and recovery to adapt workouts to your unique body and progress. Track real body changes beyond just weight with detailed insights.

**Highlights:** AI-powered body scan analysis, Personalized training plans, Adaptive workouts, Muscle imbalance detection, Body fat tracking, Recovery insights, Progressive overload guidance

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thelo Pro Weekly | $9.99 | per 7 days |
| Thelo Pro Monthly | $19.99 | per month |
| Thelo Pro Discounted | $19.99 | per month |
| Thelo Pro (Yearly) | $59.99 | per year |
| Swoosh Pro Yearly | $149.99 | per year |
| Thelo AI Body Scan Discounted | $5.99 | one-time |
| Unlimited | $9.99 | one-time |
| Thelo BioScan | $9.99 | one-time |
| Thelo AI Bodyscan | $9.99 | one-time |
| Thelo AI BioScan | $9.99 | one-time |
| Thelo Pro Unlimited | $149.99 | one-time |

**What reviewers like**

- 🚀 Personalized workouts
- 👍 Effective and results-oriented
- 🚀 Tailored to body, fitness level, and goals
- 🚀 Structured workout plan
- 🚀 Insightful body scan analysis

**What reviewers complain about**

- 🐛 Stuck in bio scan loop
- 🐛 Clunky and broken user experience
- 🐛 Inability to access report after upload

**Reported bugs**

- Endless loop in bio scan
- Inability to exit certain screens

**Requested features**

- Back button functionality
- Clearer instructions for bio scan process


## Frequently asked questions

### Is Booty Builder free?

Booty Builder is free to download, with no in-app purchases.

### Is Thelo free?

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

### Do Booty Builder or Thelo have ads?

Neither Booty Builder nor Thelo shows ads.

### Which is updated more often, Booty Builder or Thelo?

Booty Builder ships an update every 9 days, and Thelo every 10 days. Most recently, Booty Builder was updated on October 7, 2026 and Thelo on October 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.*