# Santi Sizer vs IRONMAN Tracker

The clearest difference is review sentiment: IRONMAN Tracker at 96% against Santi Sizer's 0%. IRONMAN Tracker also leads on rating (4.9 vs 1.0) and ratings volume (8.4K vs 1). Santi Sizer's advantage is update cadence (every 6 weeks vs every 6 months) and iOS requirement (7.0 vs 11.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

IRONMAN Tracker holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: IRONMAN Tracker has 8.4K 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 96% of IRONMAN Tracker's.

Santi Sizer ships an update every 6 weeks, IRONMAN Tracker every 6 months. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Santi Sizer | IRONMAN Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/santi-sizer/id986288849/reviews) | **[4.9 (8.4K ratings)](https://appshunter.io/ios/app/ironman-tracker/id1183983404/reviews)** |
| Number of ratings | 1 | **8.4K** |
| Positive reviews | 0.0% of reviews | **96.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | Free | Free |
| Size | 7 MB | 27 MB |
| Requires iOS | **7.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Santi](https://appshunter.io/developer/986288848) | [Dilltree Inc](https://appshunter.io/developer/799017229) |

## 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


### IRONMAN Tracker

[App page](https://appshunter.io/ios/app/ironman-tracker/id1183983404)

Follow your favorite athletes in real-time during select IRONMAN and IRONMAN 70.3 events. Spectators can view live results, track progress on course maps, and receive important event updates.

**Highlights:** Real-time athlete tracking, Live course maps, Track multiple athletes, Push notifications for progress, Event information and updates, Social media sharing

**In-app purchases:** none

**What reviewers like**

- 👍 Ease of use
- 🚀 Real-time tracking
- 💡 Detailed stats and notifications
- 🚀 Accurate updates
- 👍 User-friendly interface

**What reviewers complain about**

- 🐛 Occasional freezing or crashing
- 🔋 High battery consumption
- 🗺️ Inaccurate map positioning
- 🕰️ Time delays in updates

**Reported bugs**

- Inconsistencies in leaderboard display
- Difficulty disabling event notifications

**Requested features**

- Add option to view individual event distances (swim, bike, run) separately
- Improve map functionality to show street names and course layout
- Implement a 'you are here' indicator on the map
- Add live video feed of finish line
- Allow users to post encouragement to athletes during the race


## Frequently asked questions

### Is Santi Sizer free?

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

### Is IRONMAN Tracker free?

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

### Which has better reviews, Santi Sizer or IRONMAN Tracker?

IRONMAN Tracker is rated higher. Santi Sizer averages 1.0 out of 5 from 1 ratings, while IRONMAN Tracker averages 4.9 from 8.4K ratings.

### Do Santi Sizer or IRONMAN Tracker have ads?

Neither Santi Sizer nor IRONMAN Tracker shows ads.

### Which is updated more often, Santi Sizer or IRONMAN Tracker?

Santi Sizer ships an update every 6 weeks, and IRONMAN Tracker every 6 months. Most recently, Santi Sizer was updated on October 29, 2026 and IRONMAN Tracker on November 3, 2026.

---

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