interChem vs CampusOptics
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
interChem
Calculate atomic and molecular masses, element percentages, and view a periodic table. Features dynamic font sizing and Split View support for iPad.
- Atomic and molecular mass calculation
- Element percentage calculation
- Periodic table with element classification
- Dynamic font size support
- Split View and drag-and-drop for iPad
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Version 2.5 - Interface and interaction logic redesigned. - The search bar have been moved to the bottom of the screen which is more reachable when holding your phone with one hand. - This app now supports iOS / iPadOS's dynamic font size, which can be adjusted in system preferences. - The settings page have been moved onto a pop up sheet which is clearer. interChem A simple app which allows you to enter a chemical and calculates its relative atomic or molecular mass, as well as the percentage of each element, and a well designed list of all periods of elements, with classification. Also supports Split View on iPadOS, as well as drag and drop.
CampusOptics
This platform enhances campus safety for higher education institutions. It offers a mobile interface for field work, including managing hazardous materials, locating assets, conducting inspections, and logging incidents. Stay in control of daily responsibilities with a centralized schedule.
- Environmental health and safety field work
- Hazardous materials management
- Safety asset location
- Inspection performance
- Issue and incident logging
- Centralized scheduling
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CampusOptics is a comprehensive campus safety software platform designed specifically for higher education—helping you get the big picture of safety on campus and stay in control of your team's day-to-day responsibilities. Our mobile application provides a first-person interface for conducting important environmental health and safety field work – managing hazardous materials, locating safety assets, performing inspections, logging issues and incidents, and staying on track with a centralized schedule.
Screenshots
Verdict
The clearest difference is ratings volume: CampusOptics at 5 against interChem's 1. interChem's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 16.4). On price, rating, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for interChem against 5.0 for CampusOptics. That said, the two scores are not equally well evidenced: CampusOptics has 5 ratings behind it against 1, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.
| Parameter | interChem | CampusOptics |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (5 ratings) |
| Number of ratings | 1 | 5 — better |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 1 MB | 105 MB |
| Age rating | 4+ | 17+ |
| Developer | interfinity Limited | CampusOptics, Inc. |
Customer experience
interChem
CampusOptics
In-app purchases
interChem
No in-app purchases
CampusOptics
No in-app purchases
Questions
Is interChem free?
Is CampusOptics free?
Which has better reviews, interChem or CampusOptics?
Do interChem or CampusOptics have ads?
Which is updated more often, interChem or CampusOptics?
Other comparisons
