Comparison

h2Dr vs Perspectify

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

Head to head
About

h2Dr

This app enhances a drawing book by linking printed pages to online video tutorials. Readers can use their devices to access over 10 hours of advanced video content, keeping the educational material current with rapidly advancing techniques.

Highlights
  • AR trigger image integration
  • Direct link to online tutorials
  • Over 10 hours of video content
  • Updates with advancing techniques
  • Companion app for a physical book
Read full description

This is the companion app for the new Design Studio Press book: How to Draw. Enhancing the learning experience, this app has been created to allow readers to use trigger images on pages to link directly to online tutorials via their iPhones and iPads. Using advanced video techniques, this app connects the printed matter to online digital educational content as never before, and insures that the book remains as current as the rapidly advancing techniques presented in How to Draw. Over 10 hours of video content have been created to accompany the book. A physical copy of How to Draw is required to get the most out of the h2Dr app. Additionally, an internet connection is required to view the video content. You can get your copy of the How to Draw book by visiting: http://designstudiopress.com For downloadable examples of the Trackers and for a demo video, please visit: http://scottrobertsonworkshops.com/h2dr/trackers/ Our Privacy Policy can be viewed in-app or at: https://designstudiopress.com/policies/privacy-policy/

About

Perspectify

Read full description

Perspectify: A Tool for Artists Free 30 day trial. Perspectify is a straightforward app designed for artists who draw from life. It utilizes your iPhone camera to help you measure angles in your environment, which you can then transfer directly to your paper. How It Works 1. Identify an Angle: Use your phone's camera to capture an angle you'd like to include in your drawing. 2. Sketch it Out: Lay your phone on your paper as a guide for drawing the angle. 3. Repeat for all the angles you want to draw. Features Accurate Angle Measurements: Real-time angle capturing for better drawing accuracy. Simple Interface: Intuitive design that's easy to use. Designed for Traditional Art: Specifically made for artists who use paper, pens, and pencils. Why Use Perspectify? Improve Accuracy: Make your drawings more precise with captured angles. Convenient: Your iPhone becomes a handy drawing assistant. Streamline Your Process: Make your drawing process more efficient. Perspectify aims to bring a small but meaningful enhancement to your urban sketching. Use of this app is covered by this EULA... https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

h2Dr4 screens
Perspectify3 screens

Verdict

The call

The clearest difference is in-app purchases: h2Dr at none against Perspectify's 2. Perspectify's advantage is update cadence (daily vs every 3 months). On price, ads, device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Perspectify sells 2 one-off in-app purchases. h2Dr asks for nothing beyond the download.

UpkeepUpdate frequency

h2Dr ships an update every 3 months, Perspectify daily. The most recent releases landed on September 6, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 8 level
h2Dr versus Perspectify: the parameters behind the verdict, then further details
Parameterh2DrPerspectify
PriceFreeFree
Rating3.7 (3 ratings) — better
Positive reviews36.4% of reviews
Number of ratings3 — better
Update frequencyEvery 3 monthsDaily — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size140 MB8 MB
Age rating4+4+
DeveloperDesign Studio PressDavid Walden

In-app purchases

None

h2Dr

No in-app purchases

2 purchases

Perspectify

One-time2
  • 30-day Trial.Free
  • Buy Perspectify$1.99

Questions

Is h2Dr free?
h2Dr is free to download, with no in-app purchases.
Is Perspectify free?
Perspectify is free to download, with in-app purchases available.
Do h2Dr or Perspectify have ads?
Neither h2Dr nor Perspectify shows ads.
Which is updated more often, h2Dr or Perspectify?
h2Dr ships an update every 3 months, and Perspectify daily. Most recently, h2Dr was updated on September 6, 2026 and Perspectify on September 22, 2026.

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