# Santi Sizer vs Rally Tripmeter

The clearest difference is review sentiment: Rally Tripmeter at 55% against Santi Sizer's 0%. Rally Tripmeter also leads on rating (4.7 vs 1.0) and update cadence (every 4 days vs every 6 weeks). Santi Sizer's advantage is in-app purchases (none vs 5) and iOS requirement (7.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Rally Tripmeter sells 5 in-app purchases, starting at $14.99 per 3 months. Santi Sizer asks for nothing beyond the download.

Rally Tripmeter holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Rally Tripmeter has 97 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Santi Sizer's written reviews are positive against 55% of Rally Tripmeter's.

Santi Sizer ships an update every 6 weeks, Rally Tripmeter every 4 days. The most recent releases landed on October 29, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Santi Sizer | Rally Tripmeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/santi-sizer/id986288849/reviews) | **[4.7 (97 ratings)](https://appshunter.io/ios/app/rally-tripmeter/id1063654075/reviews)** |
| Number of ratings | 1 | **97** |
| Positive reviews | 0.0% of reviews | **54.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 75 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Santi](https://appshunter.io/developer/986288848) | [AppHero OU](https://appshunter.io/developer/1439934953) |

## What reviewers say

### Santi Sizer

[App page](https://appshunter.io/ios/app/santi-sizer/id986288849)

This app helps you find the correct size for drysuits and undersuits by inputting your body measurements. It compares your measurements to a standard size chart and suggests the closest fit, also indicating when a custom size might be necessary. It's a tool to aid in selecting gear for purchase or trying on.

**Highlights:** Body measurement input (cm/inches), Santi size chart comparison, Size suggestion for drysuits/undersuits, Demo gear size selection, Indicates need for custom sizing

**In-app purchases:** none


### Rally Tripmeter

[App page](https://appshunter.io/ios/app/rally-tripmeter/id1063654075)

This app assists rally drivers and co-drivers with accurate distance measurement, time control calculations, and speed monitoring. It helps users stay on pace, avoid penalties, and improve their performance during rallies.

**Highlights:** Accurate distance measurement (10m accuracy), Time control time calculation, Rally time display, Built-in speedometer to avoid speeding fines, Ideal time tracking for TSD rallies, Stage time recording

**Features:** Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Quarterly (Legacy) | $14.99 | per 3 months |
| Pro Quarterly | $14.99 | per 3 months |
| Basic Annual | $14.99 | per year |
| Pro Annual | $29.99 | per year |
| Pro Annual (Legacy) | $29.99 | per year |


## Frequently asked questions

### Is Santi Sizer free?

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

### Is Rally Tripmeter free?

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

### Which has better reviews, Santi Sizer or Rally Tripmeter?

Rally Tripmeter is rated higher. Santi Sizer averages 1.0 out of 5 from 1 ratings, while Rally Tripmeter averages 4.7 from 97 ratings.

### Do Santi Sizer or Rally Tripmeter have ads?

Neither Santi Sizer nor Rally Tripmeter shows ads.

### Which is updated more often, Santi Sizer or Rally Tripmeter?

Santi Sizer ships an update every 6 weeks, and Rally Tripmeter every 4 days. Most recently, Santi Sizer was updated on October 29, 2026 and Rally Tripmeter on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*