# Twinsi vs Fitspider

The clearest difference is update cadence: Twinsi at every 4 days against Fitspider's every 2 weeks. Twinsi also leads on ratings volume (33 vs 2). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for Twinsi against 5.0 for Fitspider. That said, the two scores are not equally well evidenced: Twinsi has 33 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Twinsi ships an update every 4 days, Fitspider every 2 weeks. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Twinsi | Fitspider |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (33 ratings)](https://appshunter.io/ios/app/twinsi-workout-with-friends/id6753560471/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fitspider/id6758880689/reviews)** |
| Number of ratings | **33** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 114 MB | 90 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Nutmeg AI, Inc.](https://appshunter.io/developer/1843750201) | [Fitspider](https://appshunter.io/developer/1875489704) |

## What reviewers say

### Twinsi

[App page](https://appshunter.io/ios/app/twinsi-workout-with-friends/id6753560471)

This app uses an AI-powered digital twin to visualize your fitness progress and encourage consistent workouts. Your avatar grows and thrives with your activity, providing a motivating and guilt-free way to build healthy habits.

**Highlights:** AI fitness companion, Visual avatar that evolves with workouts, Progress tracking, Motivation and accountability, Reward system for wins, Habit building

**In-app purchases:** none


### Fitspider

[App page](https://appshunter.io/ios/app/fitspider/id6758880689)

This app connects users with fitness professionals and facilities. Discover trainers, book sessions, and manage appointments all within a single platform. It also offers a personalized feed for updates and direct in-app messaging.

**Highlights:** Find fitness professionals, Discover fitness facilities, Book and manage sessions, In-app chat with professionals, Personalized fitness feed, Secure in-app payments

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

**In-app purchases:** none


## Frequently asked questions

### Is Twinsi free?

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

### Is Fitspider free?

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

### Which has better reviews, Twinsi or Fitspider?

Fitspider is rated higher. Twinsi averages 4.9 out of 5 from 33 ratings, while Fitspider averages 5.0 from 2 ratings.

### Do Twinsi or Fitspider have ads?

Neither Twinsi nor Fitspider shows ads.

### Which is updated more often, Twinsi or Fitspider?

Twinsi ships an update every 4 days, and Fitspider every 2 weeks. Most recently, Twinsi was updated on November 9, 2026 and Fitspider on November 5, 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.*