Comparison

BuildCores vs The Completionist

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

Head to head
About

BuildCores

This app offers a revolutionary 3D PC building experience, allowing users to visualize and assemble virtual computer components. It features an intelligent compatibility engine and global price comparison to ensure optimal builds and savings.

Highlights
  • Full 3D PC builder simulator
  • Interactive 3D component assembly
  • Intelligent compatibility engine
  • Global price comparison
  • Live sales feed
  • Build management and syncing
  • Performance estimator
Features
Read full description

BuildCores is the next-generation Part Picker and PC Builder in 3D. We combine a powerful component database with revolutionary full 3D viewing, giving you the ultimate PC building experience right on your phone. See a simulation of your real-life PC before you build it. FULL 3D PC BUILDER SIMULATOR See Your Build Come to Life: Don't just pick parts, assemble them! We're the only PC Parts Picker that lets you see your components in a fully interactive 3D space. Check Fit & Aesthetics: Rotate, zoom, and inspect your build from every angle to ensure everything looks and fits exactly how you want it to. INTELLIGENT COMPATIBILITY ENGINE Build with Absolute Confidence: Our core mission is perfect compatibility. BuildCores automatically cross-references every part you select—from CPU and motherboard sockets to RAM clearance and PSU wattage—to prevent any issues. Eliminate Guesswork: Stop worrying about returns and headaches. Our system acts as your expert guide, ensuring every part works together flawlessly. GLOBAL PRICE COMPARISON & LIVE SALES FEED Find the Lowest Price, Guaranteed: Compare real-time prices for every component across top retailers like Amazon, Newegg, and Best Buy. We support retailers across the USA, Canada, United Kingdom, Germany, Australia, and more. Regional Price Tracking: Our price comparison isn't limited to one country. Find the absolute best deal by checking prices across different regions. Never Miss a Deal: The dedicated Sales Feed is your secret weapon, alerting you to the latest discounts and price drops on the parts you need, saving you money automatically. POWERFUL ACCOUNTS & BUILD MANAGEMENT Your Builds, Synced Everywhere: Create a free BuildCores account to save, edit, and manage unlimited custom PC builds. Seamless & Organized: Start a build on the go and access it anytime. Your personalized part lists and dream machines are always just a tap away. KEY FEATURES FOR EVERY PC BUILDER: Massive Component Database: An ever-expanding library of CPUs, GPUs, motherboards, RAM, SSDs, and more, with specs and pricing updated hourly. Performance Estimator: Get FPS estimates to see how your build will perform in popular games. Easy Sharing: Export your build list in a Reddit-friendly table or simple text to share with communities like /r/buildapc for feedback. Terms of Service: https://www.buildcores.com/terms

About

The Completionist

Effortlessly track your gaming achievements and monitor progress in one convenient location. This app provides real-time updates and personalized insights to help you reach new milestones and showcase your accomplishments.

Highlights
  • Track gaming achievements
  • Monitor progress
  • Showcase accomplishments
  • Real-time updates
  • Personalized insights
  • User-friendly interface
Features
Read full description

Track your gaming achievements effortlessly with our sleek and user-friendly app. Stay motivated, monitor your progress, and showcase your gaming accomplishments in one convenient place. With real-time updates, personalized insights, and easy-to-use features, reaching new milestones has never been more satisfying. Download now and level up your achievement-tracking game!

Screenshots

BuildCores4 screens
The Completionist4 screens

Verdict

The call

The clearest difference is review sentiment: BuildCores at 72% against The Completionist's 0%. BuildCores also leads on price (Free vs $0.99). The Completionist's advantage is in-app purchases (none vs 13) and update cadence (daily vs every 6 weeks). On 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

BuildCores is free to download; The Completionist costs $0.99 up front. BuildCores sells 13 in-app purchases, starting at $3.99 per month. The Completionist asks for nothing beyond the download.

UpkeepUpdate frequency

BuildCores ships an update every 6 weeks, The Completionist daily. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard5 real differences · 5 level
BuildCores versus The Completionist: the parameters behind the verdict, then further details
ParameterBuildCoresThe Completionist
PriceFree — better$0.99
Rating4.7 (2.1K ratings) — better—
Positive reviews72.4% of reviews — better0.0% of reviews
Number of ratings2.1K — better—
Update frequencyEvery 6 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.6 — better
Further details — not scored
Size211 MB91 MB
Age rating4+17+
DeveloperHarshdeep KahlonPetrus Arnoldus van Zyl

Customer experience

BuildCores

All ratings2,041 ratings
Positive92.6%
Neutral2.6%
Negative4.8%
Written reviews402 reviews
Positive72.4%
Neutral10.4%
Negative17.2%

The Completionist

Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

BuildCores

Reported bugs

3 issues
  • Crashes when changing parts
  • Incorrect part information and links
  • Inability to remove/edit builds

Requested features

5 requests
  • 3D visualization of builds
  • More currency options
  • Ability to add custom parts
  • Improved compatibility checks
  • Price history tracking

The Completionist

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

BuildCores

Subscriptions12
  • Supporter Monthly Creator$3.991 Month
  • BuildCores PRO$4.991 Month
  • Supporter Weekly Creator$5.997 Days
Show 9 more
  • BuildCores Pro Weekly$7.997 Days
  • Pro Yearly Discount$9.991 Year
  • Supporter Monthly Creator$9.991 Month
  • BuildCores PRO$11.991 Month
  • Supporter Yearly Creator$11.991 Year
  • Pro Yearly$14.991 Year
  • Pro Yearly Discount$22.991 Year
  • Supporter Yearly Creator$27.991 Year
  • BuildCores PRO$34.991 Year
One-time1
  • BuildCores Premium$2.99
None

The Completionist

No in-app purchases

Questions

Is BuildCores free?
BuildCores is free to download, with in-app purchases available.
Is The Completionist free?
The Completionist costs $0.99, with no in-app purchases.
Do BuildCores or The Completionist have ads?
Neither BuildCores nor The Completionist shows ads.
Which is updated more often, BuildCores or The Completionist?
BuildCores ships an update every 6 weeks, and The Completionist daily. Most recently, BuildCores was updated on October 29, 2026 and The Completionist on October 27, 2026.

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