Dry Tools vs ASTZ Smart Light
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dry Tools
This app provides HVAC professionals and students with essential calculation tools, including air stream mixing, HVAC formulas, lead time planning, and a psychrometric calculator with weather data. It also offers educational content and industry-specific terminology.
- Air Stream Mixing Calculator
- HVAC Formulas
- Lead Time Wheel
- Psychrometric Calculator
- Integrated Weather Data
- Educational Content
- Industry Glossary
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Dry Tools by CDI contains multiple tools to calculate Air Stream Mixing, HVAC formulas, Lead Times, as well as a Psychrometric calculator with integrated weather data for HVAC professionals and students. The app is designed to be your first step to calculating the conditions you need to achieve your critical mission. Key Features: Tools • Air Stream Mixing: Solve for mixed air conditions from any two airstreams . • HVAC Formulas: Handy, commonly used formulas where moisture in air is concerned. • Lead Time Wheel: Helpful tool for planning project lead times. • Psychrometric Calculator: Enter any two data points and get all the others. • Weather Data: GPS locator or search for ambient weather conditions worldwide. Education • Dr. Dry Talks: From relative humidity to vapor pressure, easy learning with dry humor. • Glossary: Not so common, commonly used terms in our industry. Products • Air Handling • Desiccant Dehumidification • Service More • Contact Us • About Us • To Our Competition In summary, Dry Tools will provide you with the tools you need in one handy app. Install the free App and get started on your psychrometric journey.
ASTZ Smart Light
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Intelligent Lighting Control System: comfortable lighting with full control and costs optimization. Flexible dynamic lighting control. Ergonomic control on the basis of the 3D model of a facility. Advanced analytics and reporting. MANAGEMENT Human centric effective control with dynamic 3D map of a facility. Individual control of each lamp. Group control of lamps at any scale - from one room to the entire facility. Setup and save lighting schemes in the application. ANALYTICS Energy consumption dynamics with precision range from one lamp to the entire facility. Savings calculation in % and kWh per hour / day / week / month.
Screenshots
Verdict
Dry Tools and ASTZ Smart Light 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.
Dry Tools ships an update every 6 months, ASTZ Smart Light every 3 months. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.
| Parameter | Dry Tools | ASTZ Smart Light |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 45 MB | 75 MB |
| Age rating | 12+ | 4+ |
| Developer | CLIMATE BY DESIGN INTERNATIONAL, INC. | AWADA Lighting Systems |
In-app purchases
Dry Tools
No in-app purchases
ASTZ Smart Light
No in-app purchases
