Comparison

Unbuilt Works vs StudyThem

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

Head to head
About

Unbuilt Works

Features
Read full description

THE GREATEST BUILDINGS IN HISTORY—THAT WERE NEVER BUILT. What if Frank Lloyd Wright's mile-high skyscraper reshaped Chicago? What if Buckminster Fuller's floating cities became real? What if Paris built a pyramid larger than Giza? Unbuilt Works explores the world's most ambitious unbuilt architecture, visionary design concepts, and historical projects that came shockingly close to reality. EXPLORE UNBUILT ARCHITECTURE WORLDWIDE Discover thousands of unbuilt buildings, concept architecture, and never-built megastructures through an interactive global map. Tap any location to see what architects once planned for that city. BROWSE BY ERA, STYLE, AND ARCHITECT Find forgotten projects from: - Ancient Roman engineering - Renaissance city planning, including da Vinci's ideal city - Modernism, Brutalism, and postmodern proposals - Wright, Fuller, Zaha Hadid, and more - Futuristic, experimental, and conceptual architecture Search unbuilt skyscrapers, urban design concepts, retro-futurism, parametric ideas, and radical architectural visions from every era. LEARN WHY THEY WERE NEVER BUILT Each project includes detailed commentary on the political, engineering, economic, and design challenges that prevented construction: - Political opposition and planning failures - Financial collapse and budget overruns - Engineering limits of the era - Unrealistic design concepts - Wars, cultural shifts, and lost opportunities FEATURED PROJECTS - The Palace of the Soviets - Tatlin's Tower - The Mile-High Illinois - Metabolist megastructures - Unrealized Grand Central replacements - Experimental, cancelled, and visionary proposals worldwide Perfect for anyone who loves architecture, design history, urban planning, and speculative buildings. GO PREMIUM FOR FULL ACCESS Upgrade anytime to unlock: - Unlimited favorites - Advanced search by architect, era, style, or region - Complete access to thousands of unbuilt projects - No ads - Support independent architectural research ABOUT UNBUILT WORKS Unbuilt Works provides educational analysis, architectural commentary, and documented historical research on projects that influenced design—despite never being built. Explore how these ideas shaped cities, movements, and modern architecture. Download for free and start discovering the world that could have been. What if they built it? Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

StudyThem

Explore the lives of historical figures by seeing what they were doing at specific ages. This visual app presents key moments, struggles, and achievements through interactive timelines, offering a unique perspective on growth and discovery.

Highlights
  • Visual timelines of famous people
  • Key life moments and achievements
  • Compare lives at the same age
  • Learn history through human stories
  • Clean, focused design
Features
Read full description

Discover what the greatest people in history were doing at your age. StudyThem is a visual history and biography app that explores the lives of famous people and historical figures through the lens of age. Instead of reading long biographies, StudyThem reveals the key moments that shaped extraordinary lives - from childhood struggles to world-changing breakthroughs. Discover what scientists, leaders, explorers, inventors, artists, and creators were experiencing at every stage of life. Browse interactive life timelines and see turning points from people like: • Nikola Tesla • Marie Curie • Abraham Lincoln • Ernest Shackleton • Leonardo da Vinci • Albert Einstein Compare different lives at the same age and gain a new perspective on growth, success, failure, perseverance, and discovery. You might discover: • what Tesla struggled with in his 20s • what Curie was studying at 24 • what Lincoln was facing at 35 • what explorers endured before becoming legends History becomes more powerful when you see how great lives unfolded across time. StudyThem is designed for calm exploration, reflection, and learning — not endless scrolling, not noise. Features: • Visual timelines of famous people and historical figures • Key life moments, struggles, and achievements • Compare different lives at the same age • Learn history through real human stories • Clean, focused design with no distractions Perfect for people interested in: history biographies famous people historical figures personal growth inspiration learning from great minds

Screenshots

Unbuilt Works4 screens
StudyThem4 screens

Verdict

The call

The clearest difference is in-app purchases: StudyThem at none against Unbuilt Works's 2. StudyThem also leads on ads (none vs shown). Unbuilt Works's advantage is update cadence (every 5 days vs every 3 weeks) and iOS requirement (13.4 vs 18.0). On price 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. Unbuilt Works sells 2 in-app purchases, starting at $4.99 per month. StudyThem asks for nothing beyond the download.

UpkeepUpdate frequency

Unbuilt Works ships an update every 5 days, StudyThem every 3 weeks. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 5 level
Unbuilt Works versus StudyThem: the parameters behind the verdict, then further details
ParameterUnbuilt WorksStudyThem
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 5 days — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.4 — better18.0
Further details — not scored
Size39 MB2 MB
Age rating4+4+
DeveloperBrett CassidyLochLoch LLC

In-app purchases

2 purchases

Unbuilt Works

Subscriptions2
  • Premium Monthly$4.991 Month
  • Premium Yearly$39.991 Year
None

StudyThem

No in-app purchases

Questions

Is Unbuilt Works free?
Unbuilt Works is free to download, with in-app purchases available.
Is StudyThem free?
StudyThem is free to download, with no in-app purchases.
Do Unbuilt Works or StudyThem have ads?
Unbuilt Works shows ads; StudyThem does not.
Which is updated more often, Unbuilt Works or StudyThem?
Unbuilt Works ships an update every 5 days, and StudyThem every 3 weeks. Most recently, Unbuilt Works was updated on October 11, 2026 and StudyThem on September 30, 2026.

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