# Tracker OTM vs SIA Events

The clearest difference is rating: SIA Events at 4.0 against Tracker OTM's 2.7. Tracker OTM's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (8.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

SIA Events holds the better App Store score, 4.0 against 2.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Tracker OTM ships an update every 3 weeks, SIA Events every 2 months. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Tracker OTM | SIA Events |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/tracker-otm/id1566550413/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/sia-events/id6445898879/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 52 MB | 76 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andy Jones](https://appshunter.io/developer/1566550415) | [Crain Communications, Inc.](https://appshunter.io/developer/563390291) |

## What reviewers say

### Tracker OTM

[App page](https://appshunter.io/ios/app/tracker-otm/id1566550413)

Access and manage your business data from anywhere using your smartphone or tablet. Search for candidates, view resumes, log activities, and get directions on the go. Stay connected to your system even when you're away from your desk.

**Highlights:** 100% mobile functionality, Search candidates, contacts, jobs, placements, View resumes, Display locations and get map directions, Log calls and activities instantly, Update leads and jobs

**Features:** macOS Compatibility

**In-app purchases:** none


### SIA Events

[App page](https://appshunter.io/ios/app/sia-events/id6445898879)

This official conference app connects registered attendees to event schedules, sponsors, and fellow participants. Engage in sessions with live Q&A, polls, and surveys for a richer on-site experience.

**Highlights:** Connect with attendees, Access conference agenda, Learn about sponsors, Live Q&A in sessions, Participate in polls and surveys

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

**In-app purchases:** none


## Frequently asked questions

### Is Tracker OTM free?

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

### Is SIA Events free?

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

### Which has better reviews, Tracker OTM or SIA Events?

SIA Events is rated higher. Tracker OTM averages 2.7 out of 5 from 3 ratings, while SIA Events averages 4.0 from 2 ratings.

### Do Tracker OTM or SIA Events have ads?

Neither Tracker OTM nor SIA Events shows ads.

### Which is updated more often, Tracker OTM or SIA Events?

Tracker OTM ships an update every 3 weeks, and SIA Events every 2 months. Most recently, Tracker OTM was updated on October 8, 2026 and SIA Events on October 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.*