# SpringRithm vs TTXPro

The clearest difference is in-app purchases: TTXPro at none against SpringRithm's 7. TTXPro also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SpringRithm sells 7 in-app purchases, starting at $0.49 per year. TTXPro asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | SpringRithm | TTXPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/springrithm/id1494993185/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 211 MB | 57 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Benny Boudreaux](https://appshunter.io/developer/1485335686) | [BROOKLYN COMPUTER SYSTEM (H.K.) LIMITED](https://appshunter.io/developer/1573683632) |

## What reviewers say

### SpringRithm

[App page](https://appshunter.io/ios/app/springrithm/id1494993185)

This app helps users set up coilover suspensions for desired loads and ride heights. It calculates dynamic loads and preload adjustments, even without specialized testing equipment. It also checks for coil binding issues with its spring database.

**Highlights:** Set desired loads and ride heights, Calculate dynamic spring loads, Determine preload adjustments, Check for coil binding, Access spring database, Save time on setup changes

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Discount Yearly | $0.49 | per year |
| Basic Use of SpringRithm | $4.99 | per month |
| Basic | $34.99 | per month |
| Semi-Pro | $39.99 | per month |
| Yearly Subscription | $99.99 | per year |
| Basic | $149.99 | per year |
| Semi-Pro | $249.99 | per year |


### TTXPro

[App page](https://appshunter.io/ios/app/ttxpro/id1573683630)

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

**In-app purchases:** none


## Frequently asked questions

### Is SpringRithm free?

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

### Is TTXPro free?

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

### Do SpringRithm or TTXPro have ads?

Neither SpringRithm nor TTXPro shows ads.

### Which is updated more often, SpringRithm or TTXPro?

SpringRithm ships an update every 2 months, and TTXPro every 2 months. Most recently, SpringRithm was updated on November 3, 2026 and TTXPro on November 7, 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.*