# Optica Events vs SID Display Week 2025

The clearest difference is rating: Optica Events at 3.0 against SID Display Week 2025's 2.0. SID Display Week 2025's advantage is update cadence (every 4 days vs every 2 months) and iOS requirement (14 vs 16.6). On price, review sentiment, ratings volume 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.

Optica Events holds the better App Store score, 3.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Optica Events ships an update every 2 months, SID Display Week 2025 every 4 days. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Optica Events | SID Display Week 2025 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/optica-events/id922570844/reviews)** | [2.0 (5 ratings)](https://appshunter.io/ios/app/sid-display-week-2025/id6475581334/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 57 MB | 65 MB |
| Requires iOS | 16.6 | **14** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [OSA](https://appshunter.io/developer/1365061410) | [INMAPZ INC.](https://appshunter.io/developer/1064844438) |

## What reviewers say

### Optica Events

[App page](https://appshunter.io/ios/app/optica-events/id922570844)

This app serves as a comprehensive guide for optics and photonics community events. It allows users to plan their schedules, explore exhibitions, network with attendees, and navigate event venues with interactive maps.

**Highlights:** Plan your schedule with session bookmarks, Search for presentations by topic or speaker, Access technical papers within sessions, Explore exhibitors and bookmark booths, Network with other attendees, Navigate venues with interactive maps

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### SID Display Week 2025

[App page](https://appshunter.io/ios/app/sid-display-week-2025/id6475581334)

Access the complete schedule of events, exhibitor details, speaker information, and an interactive map for the SID Display Week conference. Find attendees and get all essential show information in one place.

**Highlights:** Event schedule, Exhibitor list, Speaker directory, Expo hall map, Attendee list, Show information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optica Events free?

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

### Is SID Display Week 2025 free?

SID Display Week 2025 is free to download, with no in-app purchases.

### Which has better reviews, Optica Events or SID Display Week 2025?

Optica Events is rated higher. Optica Events averages 3.0 out of 5 from 2 ratings, while SID Display Week 2025 averages 2.0 from 5 ratings.

### Do Optica Events or SID Display Week 2025 have ads?

Neither Optica Events nor SID Display Week 2025 shows ads.

### Which is updated more often, Optica Events or SID Display Week 2025?

Optica Events ships an update every 2 months, and SID Display Week 2025 every 4 days. Most recently, Optica Events was updated on October 14, 2026 and SID Display Week 2025 on October 3, 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.*