Comparison

Infinity vs String Theory!

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

Head to head
About

Infinity

Features
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Infinity introduces nested infinite canvases β€” a concept you won't find elsewhere. Every node you create can contain its own infinite canvas inside, and those nodes can contain more. Think without boundaries. Create nodes for your ideas, connect them visually, and dive deeper whenever a thought deserves its own space. Your canvas has no edges. Your depth has no limits. WHAT MAKES IT DIFFERENT - Nested canvases β€” enter any node to find another infinite space inside - Unlimited depth β€” go as many levels deep as your thinking requires - Visual connections β€” link related nodes with simple tap-to-connect - Built-in notepad β€” each node holds rich text notes - Saved positions β€” bookmark locations across your canvas for quick navigation DESIGNED FOR CLARITY - Minimal, focused interface - 24 accent colors to personalize your space - Smooth zoom from overview to detail - No clutter, no distractions PRIVATE BY DESIGN - 100% local storage β€” nothing leaves your device - No account required - No internet needed - Export and import your own backups Built for those who think in layers.

About

String Theory!

Features
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String Theory is a visual detective board app that helps you organize ideas, clues, and connections in one place. Create interactive boards where you can add Polaroid-style photos, notes, tags, and images, pin them freely, and connect everything with strings to reveal patterns and relationships. Perfect for detectives, writers, students, researchers, and creative thinkers, String Theory turns complex information into a clear visual map. Whether you’re solving a mystery, planning a story, organizing research, or brainstorming ideas, your board evolves as your thoughts connect. Features: - Create unlimited detective boards - Add Polaroid photos, images, and notes - Pin items anywhere on the board - Connect clues using realistic strings - Use tags to organize and group ideas - Clean, intuitive, and distraction-free design Organize your thoughts visually. See the connections. Follow the strings. Apple Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Infinity4 screens
String Theory!3 screens

Verdict

The call

The clearest difference is price: String Theory! at Free against Infinity's $3.99. Infinity's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

String Theory! is free to download; Infinity costs $3.99 up front. String Theory! sells 3 in-app purchases, starting at $2.99 per 7 days. Infinity asks for nothing beyond the download.

Scorecard4 real differences Β· 2 level
Infinity versus String Theory!: the parameters behind the verdict, then further details
ParameterInfinityString Theory!
Price$3.99Free β€” better
Update frequencyEvery 8 daysβ€”
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 β€” better15.1
Further details β€” not scored
Size30 MB56 MB
Age rating4+4+
DeveloperZaid NaimSynthify Inc

In-app purchases

None

Infinity

No in-app purchases

3 purchases

String Theory!

Subscriptions2
  • Weekly$2.997 Days
  • Yearly$24.991 Year
One-time1
  • One Time$29.99

Questions

Is Infinity free?
Infinity costs $3.99, with no in-app purchases.
Is String Theory! free?
String Theory! is free to download, with in-app purchases available.
Do Infinity or String Theory! have ads?
String Theory! shows ads; Infinity does not.

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