Apps Like DR Chemical for iPhone and iPad
DR Chemical screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.


Dust - a safer place to text
Radical App LLC
Send encrypted texts and calls
Send encrypted messages and share photos with end-to-end encryption. Manage contact lists and set message expiration times. View message history and delete messages remotely. Protect conversations from unauthorized access and data leaks.

Landscaping Calculator Plus
Calc Hub, LLC
Calculate materials for projects
Calculate materials with 10 tools for gravel, soil, mulch, concrete, pavers, retaining walls, grass seed, sod, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters. Output results in US customary or metric units.

Phrikolat HDD Basics
Phrikolat Drilling Specialties GmbH
Track fluid levels and drill progress
Manage drilling fluid products and HDD operations with mixing tables for various soil conditions. Access HDD dimensions and key specifications. Track fluid usage and job site data for drillers and supervisors.

Library of Aviation
Nazmi Yavuz
Search terms and abbreviations
Offers a searchable database of terms and abbreviations across multiple sections. Users can define terms, flag important entries, and create custom reference lists. The provides a clean interface for quick access and efficient learning.


HCSS Plans: Revision control
Heavy Construction Systems Specialists, Inc.
Upload plans, mark up, and collaborate
Collaborate on construction projects by uploading PDF plans and sharing them in real time. Add markups, call-outs, notes, photos, and videos. Track revisions and ensure all team members access the latest version of plans and instructions.


HazMat - ERG 2024 Guidebook
Volodymyr Oliennikov
Access ERG data offline
Provides information on hazardous materials with ERG guidelines. Includes handling, storage, and incident response details. Accesses data offline without internet. Allows quick reference for emergency situations and educational use.

Home Builder Pocket Reference
Calculated Industries, Inc.
Access construction guides and calculators
Provides construction information with over 1,500 illustrations, 100 guides on energy-efficient building, and 30 calculators. Users can access topics like construction safety, woodworking methods, concrete placement, and project planning.

DRR Rescue
Tom PENDLEY
Access procedures, navigate quickly, view illustrations
Access technical procedures with fast navigation through 240 illustrated pages. Watch updated video tutorials and use shoring calculators to generate cut-lists. Save and share critical information directly.


Chemical Engineering AppSuite HD
Vector 254 LLC
Convert units, calculate formulas, track reactions
Calculate reactions with built-in equations and thermodynamic data. Convert units for pressure, temperature, and concentration. Solve material and energy balance problems. Access property tables for gases and liquids.



CNC Machinist Calculator Pro
Shane Anderson
Calculate tool offsets and feed rates
Calculate turning operations with spindle speed, feed rate, and tool engagement angle inputs. Determine cutting time and material removal rates. Convert imperial to metric units. Store and recall frequently used settings.

Ugly's Electrical References
Informed Publishing
Access code tables and track updates
Access code updates for 2023 NEC and NEMA standards. View table changes, formulas, and conduit bending guides with video tutorials. Calculate ampacity and conduit fill. Include transformer data and wiring configurations.

Just Button
aleros.io LLC
Tap to increment, no ads or purchases
Tap a to increment a counter. Track progress over time with visual indicators. Share scores via social media or email. Customize appearance and sound effects. Set goals and receive notifications when achieved.


Underground Safety
DevDigital LLC
Calculate slope vs shoring options
Calculate excavation slope requirements based on soil type and dimensions. Compare sloping vs. shoring options. Generate visual diagrams for guidance. Save results for future reference.
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Apps are ranked by functional similarity, category fit, rating confidence, and popularity.