Strings Conferences vs Quarked! Mass Matters
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Strings Conferences
Explore two decades of String Theory progress through conference slides. Easily navigate presentations from 1998 to 2025 on your iPad.
- Access conference slides
- Navigate presentations
- String Theory content
- Historical data (1998-2025)
- iPad optimized
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Twenty years of (non-)progress of String Theory on your iPad! With this app, you can easily navigate all the slides from the past Strings conferences, from 1998 to 2025.
Quarked! Mass Matters
Engage in a physics-based adventure to discover particle mass by shooting them through the Higgs field. Then, explore underwater challenges involving density, time limits, and avoiding sea creatures.
- Particle mass determination
- Higgs field interaction
- Underwater density challenges
- Time-based gameplay
- Sea creature avoidance
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Shoot particles through the Higgs field and determine the mass of the particles. With three of these particles, we will then dive underwater to beat the clock, avoid sea creatures, and learn about density. From the Quarked! Adventures in the Subatomic Universe project: www.quarked.org
Screenshots
Verdict
The clearest difference is update cadence: Strings Conferences at every 11 months against Quarked! Mass Matters's every 49 months. Strings Conferences also leads on ratings volume (3 vs 1). Quarked! Mass Matters's advantage is iOS requirement (10.0 vs 12.0). On price, rating, ads and in-app purchases 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 Strings Conferences against 5.0 for Quarked! Mass Matters. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Strings Conferences ships an update every 11 months, Quarked! Mass Matters every 49 months. The most recent releases landed on October 10, 2026 and October 23, 2026 respectively.
| Parameter | Strings Conferences | Quarked! Mass Matters |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (1 ratings) |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 11 months — better | Every 49 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuji Tachikawa | The University of Kansas |
Customer experience
Strings Conferences
Quarked! Mass Matters
In-app purchases
Strings Conferences
No in-app purchases
Quarked! Mass Matters
No in-app purchases
Questions
Is Strings Conferences free?
Is Quarked! Mass Matters free?
Which has better reviews, Strings Conferences or Quarked! Mass Matters?
Do Strings Conferences or Quarked! Mass Matters have ads?
Which is updated more often, Strings Conferences or Quarked! Mass Matters?
Other comparisons
