Comparison

Chippy Tools vs Evap Solutions

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Chippy Tools

This app simplifies complex calculations for construction professionals. It offers a variety of tools for tasks like spacing, measurements, and material estimation, helping to reduce errors and save time on job sites. Available on iPhone and iPad, it aims to be an essential tool for tradespeople.

Highlights
  • Baluster spacing calculator
  • Flat run attached baluster calculator
  • Square calculator
  • Concrete calculator
  • Stair calculator
  • Supports millimeters, feet, and inches
Features
Read full description

Chippy Tools is the must-have calculator for carpenters and handy folks looking to simplify math on the job. Whether you're on your iPhone or iPad, Chippy Tools is for you. Its user-friendly design lets you focus on carpentry while the app handles the math. Perfect for architects, builders, carpenters, construction workers, contractors, designers, engineers, tradespeople, and woodworkers of all kinds, Chippy Tools speeds up common calculations with precision. Save time and cut costs by reducing site errors. WHAT IS A CHIPPY? In Australia, carpenters are often called Chippy. WHY CHIPPY TOOLS? Our mission at Chippy Tools is to redefine top-notch apps for carpenters. We aim to develop a sustainable business model, adding new calculations to keep saving you time and money. FEATURES • Baluster spacing calculator - Quickly calculate spacing for flat runs. • Flat run attached baluster calculator - Simple, fast calculations for attached balusters. • Supports millimeters, feet, and inches. PREMIUM FEATURES (Requires Subscription) • Square calculator - Ensure structures are perfectly square. • Concrete calculator - Calculate concrete needed for slabs and posts. • Dumpy level calculator - Find relative level from benchmarks. • Equal spacing calculator - Calculate even spacing effortlessly. • Gravel calculator - Determine gravel volume needed. • Pitch calculator - Calculate pitch with rise and run. • Raked wall calculator - Measure raked walls using height or pitch. • Running calculations - Enter start number and interval. • Soil calculator - Find soil volume for landscaping. • Stair calculator - Calculate going, stringer, and rise for stairs. • Triangle calculator - Solve triangle measurements with ease. FEEDBACK Want a new calculator? Email us at feedback@chippy.tools. NO ADS EVER We promise no ads in Chippy Tools. Enjoy the best experience for your purchase. SUPPORT Got questions or feedback? Contact us for free tech support at support@chippy.tools. If Chippy Tools aids you, please leave an App Store review to help others find it. Subscription Terms of Service: https://chippy.tools/terms/ Proudly made in Brisbane, Australia.

About

Evap Solutions

This app helps concrete professionals calculate evaporation rates based on weather conditions. It provides guidance to prevent cracks and improve concrete curing for stronger, longer-lasting results. A free trial is available before subscribing.

Highlights
  • Concrete evaporation rate calculation
  • Crack prevention guidance
  • Weather-based adjustments
  • User-friendly interface
  • Moisture control and curing management
Read full description

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

Screenshots

Chippy Tools4 screens
Evap Solutions4 screens

Verdict

The call

The clearest difference is review sentiment: Evap Solutions at 100% against Chippy Tools's 55%. Evap Solutions also leads on rating (5.0 vs 4.5). Chippy Tools's advantage is monetization model (freemium vs subscription) and ratings volume (905 vs 2). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Chippy Tools sells 9 in-app purchases, starting at $2.99 per 7 days and Evap Solutions sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Evap Solutions holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Chippy Tools has 905 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 55% of Chippy Tools's written reviews are positive against 100% of Evap Solutions's.

UpkeepUpdate frequency

Chippy Tools ships an update every 8 days, Evap Solutions every 2 weeks. The most recent releases landed on September 29, 2026 and September 14, 2026 respectively.

Scorecard5 real differences · 5 level
Chippy Tools versus Evap Solutions: the parameters behind the verdict, then further details
ParameterChippy ToolsEvap Solutions
PriceFreeFree
Rating4.5 (905 ratings)5.0 (2 ratings) — better
Positive reviews55.2% of reviews100.0% of reviews — better
Number of ratings905 — better2
Update frequencyEvery 8 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium — betterSubscription
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.6
Further details — not scored
Size46 MB25 MB
Age rating4+17+
DeveloperPeth Pty Ltd1L Concrete Solutions

Customer experience

Chippy Tools

All ratings905 ratings
Positive88.6%
Neutral3.0%
Negative8.4%
Written reviews58 reviews
Positive55.2%
Neutral5.2%
Negative39.7%

Evap Solutions

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Chippy Tools

Reported bugs

2 issues
  • Square check feature not working
  • Measurements disappear after partial use

Requested features

4 requests
  • Add more construction-related calculators
  • Improve stair and rafter tools
  • Include material quantity estimations
  • Add support for metric and imperial units

Evap Solutions

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Chippy Tools

Subscriptions8
  • Chippy Tools Pro - Weekly1 Month trial$2.997 Days
  • Chippy Tools Pro - Weekly3 Days trial$3.997 Days
  • Chippy Tools Pro - Quarterly3 Months trial$4.993 Months
Show 5 more
  • Chippy Tools Pro - Monthly$5.991 Month
  • Chippy Tools Pro - Monthly1 Month trial$5.991 Month
  • Chippy Tools Pro - Annual3 Days trial$19.991 Year
  • Chippy Tools Pro - Annual1 Year trial$19.991 Year
  • Chippy Tools Pro - Annual$19.991 Year
One-time1
  • One Time Purchase2 variants$85.00
2 purchases

Evap Solutions

Subscriptions2
  • Monthly Subscription$9.991 Month
  • Annual Subscription7 Days trial$39.991 Year

Questions

Is Chippy Tools free?
Chippy Tools is free to download, with in-app purchases available.
Is Evap Solutions free?
Evap Solutions is free to download, with in-app purchases available.
Which has better reviews, Chippy Tools or Evap Solutions?
Evap Solutions is rated higher. Chippy Tools averages 4.5 out of 5 from 905 ratings, while Evap Solutions averages 5.0 from 2 ratings.
Do Chippy Tools or Evap Solutions have ads?
Neither Chippy Tools nor Evap Solutions shows ads.
Which is updated more often, Chippy Tools or Evap Solutions?
Chippy Tools ships an update every 8 days, and Evap Solutions every 2 weeks. Most recently, Chippy Tools was updated on September 29, 2026 and Evap Solutions on September 14, 2026.

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