ACI Convention vs Sika SandApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACI Convention
This app connects professionals in the concrete industry for networking and education. It facilitates learning about the latest research, case studies, and best practices, while also providing a platform for input on industry codes and specifications. Attendees can earn Professional Development Hours and meet global industry leaders.
- Networking events
- Educational sessions
- Professional Development Hours
- Industry code input
- Committee meetings
- Latest research access
Read full descriptionHide full description
The ACI Concrete Convention is the world’s gathering place for advancing concrete materials, design, construction, and repair, bringing together the world’s most well-known leaders with professionals looking to learn. Conventions provide a forum for networking and education and an opportunity to provide input on the concrete industry’s codes, specifications, and guides. Committees meet to develop the standards, reports, and other documents necessary to keep up with the ever-changing world of concrete technology. Committee meetings are open to all registered convention attendees. Technical and educational sessions provide attendees with the latest research, case studies, best practices, and the opportunity to earn Professional Development Hours (PDHs). Additionally, the ACI Convention offers numerous networking events where you can expect to meet with many of the industry’s top engineers, architects, contractors, educators, manufacturers, and material representatives from around the world.
Sika SandApp
Read full descriptionHide full description
The Sand App is a highly innovative digital solution for fast and efficient sand analysis. The App provides the following analytical results: -Particle size distribution (according to EN/ASTM sieves) -Particle shape parameter (roundness, sphericity, aspect ratio) -Distribution of particle shape parameter per sieve opening Fineness modulus -D10, D50, D85 and D100 values The results can be shared as PDF report, as .csv format (Excel), with other Sika Sand Apps and with the Sika Mix Design App. The Sand App is part of the SIKA CODE Concept.
Screenshots
Verdict
ACI Convention and Sika SandApp are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
ACI Convention ships an update every 5 months, Sika SandApp every 3 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.
| Parameter | ACI Convention | Sika SandApp |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 54 MB | 44 MB |
| Age rating | 17+ | 4+ |
| Developer | American Concrete Institute | Sika Informationssysteme AG |
In-app purchases
ACI Convention
No in-app purchases
Sika SandApp
No in-app purchases
Questions
Is ACI Convention free?
Is Sika SandApp free?
Do ACI Convention or Sika SandApp have ads?
Which is updated more often, ACI Convention or Sika SandApp?
Other comparisons















