# Evap Solutions — by 1L Concrete Solutions > Concrete evaporation calculator for contractors and engineers to prevent cracks. (iPhone/iPad app by 1L Concrete Solutions.) - Source: https://appshunter.io/ios/app/evap-solutions/id6754700234 (this page in markdown: same URL + `.md`) - Developer: [1L Concrete Solutions](https://appshunter.io/developer/1849693371) - Category: Utilities, Productivity - Price: Free with in-app purchases - Rating: 5.00/5 from 2 App Store ratings · 2 written reviews indexed - Age rating: 17+ - Requires: iOS 17.6 · 25 MB - Languages: American English - Released: 2025-11-10 - Data updated: 2026-08-11 - Monetization: subscription - User reviews in markdown: https://appshunter.io/ios/app/evap-solutions/id6754700234/reviews.md ## What is Evap Solutions? Evap Solutions – Concrete Evaporation Calculator Helps to detect possibility of shrinkage cracks and crazing with accurate, real-time evaporation rate calculations. Evap Solutions is built for contractors, concrete finishers, and engineers who need fast, reliable data to manage curing conditions and protect concrete quality. Free Trial & Subscription Start with a 7-day free trial with full access to all features. After the trial, continue with an annual subscription. $39.99/year — cancel anytime (at least 24 hours before renewal). Key Features • Imperial & Metric Units Seamlessly switch between unit systems for U.S. and international projects. • Concrete Evaporation Calculator Quickly calculate evaporation rate (surface moisture loss) to guide finishing timing. • Real-Time Weather Data Uses live temperature, wind speed, and humidity for accurate results. • Crack Prevention Helps determine the possibility of plastic shrinkage cracking, crazing, and surface defects. • Fast, Simple Input Enter concrete temperature and get results instantly—no manual formulas needed. • Built for the Field Designed for concrete professionals, job sites, and field use. Evap Solutions helps with: • Concrete curing management • Moisture control • Evaporation rate monitoring • Finishing timing decisions Deliver stronger, more durable concrete while avoiding costly rework. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.1lconcretesolutions.com/private-policy ## Key features - Concrete evaporation rate calculation - Crack prevention guidance - Weather-based adjustments - User-friendly interface - Moisture control and curing management ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Annual Subscription | $39.99 | per year | | Monthly Subscription | $9.99 | per month | ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/evap-solutions/id6754700234/reviews.md ### 5/5 — Love it *2025-12-03* Great tool to utilize for less than ideal conditions ### 5/5 — J & K concrete *2025-12-02* Saved my butt last week with 20+ mph winds after bull floating. This app allows you the proper timing to use finishing aids and eliminates plastic shrinkage cracking. ## Frequently asked questions about Evap Solutions ### What is Evap Solutions? Evap Solutions is a utility app designed for concrete professionals. It calculates concrete evaporation rates based on weather conditions to help prevent plastic shrinkage cracks and crazing, ensuring better curing and durability. ### How much does Evap Solutions cost? Evap Solutions offers a 7-day free trial. After the trial, an annual subscription is required, costing $39.99 per year. The app will bill annually unless canceled at least 24 hours in advance. ### Does Evap Solutions have ads? No, Evap Solutions does not contain advertisements. The app is ad-free, allowing users to focus on its features without interruption. ### What devices support Evap Solutions? Evap Solutions is currently supported on iPhone devices. Users can download and utilize its features on their compatible Apple smartphones. ### How often is Evap Solutions updated? The latest version of Evap Solutions is 5.2.1, last updated on March 6, 2026. This indicates a commitment to regular updates and improvements for users. ### What is the age rating for Evap Solutions? Evap Solutions has an age rating of 17+. This suggests the app contains content or features that are considered appropriate for mature audiences. ### What are the key benefits of using Evap Solutions? Key benefits include instant calculation of surface drying rates, guidance to reduce slab cracking, and accurate evaporation predictions using live weather data. It helps improve finish timing and reduce costly rework. ### Can I cancel my Evap Solutions subscription? Yes, you can cancel your Evap Solutions subscription. To avoid annual billing, ensure you cancel at least 24 hours before the annual subscription billing period begins. ## Version history (last 5 releases) ### 5.3.3 — 2026-08-06 Minor backend database improvements ### 5.3.2 — 2026-04-24 Minor improvements and upgraded UI Features ### 5.3.1 — 2026-03-31 Now supports both Imperial and Metric units for greater flexibility on any job site. Includes performance improvements and minor bug fixes. ### 5.2.1 — 2026-03-06 Corrected a UI issue when Evap rate calculated to 0.0 ### 5.2 — 2026-03-05 UI Improvements, modified subscription plan, and minor bug fixes ## Apps similar to Evap Solutions | App | Rating | Price | Category | | --- | --- | --- | --- | | [Concrete Calculator - NorthOne](https://appshunter.io/ios/app/concrete-calculator-northone/id6467665488) | 5.0 (7) | Free | Utilities | | [Concrete Calc Pro Calculator](https://appshunter.io/ios/app/concrete-calc-pro-calculator/id377280662) | 4.9 (526) | Free | Utilities | | [Rebar Calc](https://appshunter.io/ios/app/rebar-calc/id1134344254) | 4.9 (579) | Free | Utilities | | [IC Mix Design](https://appshunter.io/ios/app/ic-mix-design/id6448994001) | 5.0 (1) | Free | Utilities | | [Concrete Evap](https://appshunter.io/ios/app/concrete-evap/id6743004622) | 5.0 (1) | Free | Utilities | | [Ozinga Concrete Calculator](https://appshunter.io/ios/app/ozinga-concrete-calculator/id511467709) | 4.8 (18) | Free | Utilities | ## Related topics [concrete evaporation](https://appshunter.io/ios/topics/concrete-evaporation) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-11.*