# SimFit vs Locus Therapy

The clearest difference is in-app purchases: SimFit at none against Locus Therapy's 4. SimFit also leads on device support (4 vs 2) and iOS requirement (13.0 vs 15.1). Locus Therapy's advantage is update cadence (every 3 weeks vs every 5 months). On price and ads there is nothing between them.

Both are free to download. Locus Therapy sells 4 one-off in-app purchases. SimFit asks for nothing beyond the download.

SimFit ships an update every 5 months, Locus Therapy every 3 weeks. The most recent releases landed on May 16, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | SimFit | Locus Therapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/locus-therapy/id6473159164/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 532 MB | 59 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SimFit Inc](https://appshunter.io/developer/1645426607) | [Newbee Publication](https://appshunter.io/developer/1718510555) |

## What reviewers say

### SimFit

[App page](https://appshunter.io/ios/app/simfit/id1672915149)

**Features:** macOS Compatibility

**In-app purchases:** none


### Locus Therapy

[App page](https://appshunter.io/ios/app/locus-therapy/id6473159164)

This app helps parents identify and address developmental challenges in their children through guided home-based intervention programs. It offers a free screening tool, personalized reports, and structured activities designed by specialists to support areas like motor skills, focus, and emotional regulation.

**Highlights:** Free child development screening, Personalized reports with percentage scores, Home-based therapy programs, Programs created by OTs, Psychologists, and Educators, Structured intervention for various developmental areas, Multiple program lengths available

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Locus Subscription | $18.99 | one-time |
| Basic Plan | $25.00 | one-time |
| Intermediate Plan | $45.00 | one-time |
| Advance Plan | $90.00 | one-time |


## Frequently asked questions

### Is SimFit free?

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

### Is Locus Therapy free?

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

### Do SimFit or Locus Therapy have ads?

Neither SimFit nor Locus Therapy shows ads.

### Which is updated more often, SimFit or Locus Therapy?

SimFit ships an update every 5 months, and Locus Therapy every 3 weeks. Most recently, SimFit was updated on May 16, 2026 and Locus Therapy on September 24, 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.*