RILEM vs Apel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RILEM
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RILEM The International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM, from the name in French) was founded in June 1947 in Paris, France, with the aim to promote scientific cooperation in the area of construction materials and structures worldwide. This mission is achieved through collaboration of leading experts in construction practice and science including academics, researchers, industrialists, testing laboratories and authorities.
Apel
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L’appli du mouvement des associations de parents d’élèves de l’enseignement libre. Gardez le contact avec l’Apel et tous les parents bénévoles engagés pour animer les établissements de l’enseignement catholique en France. Actus, documents d’animation, visioconférences et agenda pour gérer votre Apel et développer vos actions dans l’école de vos enfants.
Screenshots
Verdict
The clearest difference is update cadence: Apel at monthly against RILEM's every 9 months. RILEM's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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.
RILEM ships an update every 9 months, Apel monthly. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.
| Parameter | RILEM | Apel |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 6 MB | 115 MB |
| Age rating | 4+ | 4+ |
| Developer | RILEM Publications | Whaller |
In-app purchases
RILEM
No in-app purchases
Apel
No in-app purchases
