Comparison

STL Viewer vs Mind Map

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

Head to head
About

STL Viewer

View, explore, and edit 3D models on your iPhone or iPad. Basic viewing is included with purchase, with optional upgrades for advanced creation, editing, and reporting features. Models are processed locally for privacy.

Highlights
  • Open and view STL files
  • Rotate, pan, and zoom models
  • Basic model information inspection
  • Create and edit 3D models
  • Measure distances and angles
  • Export to multiple file formats
  • Generate local PDF reports
Features
Read full description

Open your STL file on iPhone or iPad and examine the model with rotation, zoom and technical views. Your app purchase includes basic viewing without a subscription. Pro and Studio are optional upgrades for creation, editing, inspection and reports. BASIC VIEWER Open binary or ASCII STL files. Orbit, pan and zoom, switch camera views, and inspect basic model information in solid or wireframe mode. PRO WORKSPACE Build with primitives and profiles; extrude and revolve shapes. Transform objects, preview Boolean operations and plane cuts, and use mesh repair tools. Organize multiple objects in local projects with undo, redo and saved revisions. Measure distances, angles and radii, and inspect sampled estimates of wall thickness and surface deviation. Export STL, OBJ, PLY, 3MF and GLB files, capture PNG images, and opt into project reminders. STUDIO REPORTS Studio includes Pro and adds local PDF reports with project information, geometry summaries and inspection annotations. IMPORTANT LIMITS Models are processed on your device, not uploaded to our servers. Projects and revisions are local. This app does not include cloud collaboration, SSO, STEP/B-rep CAD or manufacturing certification. Thickness and surface comparisons are sampled estimates, not certified measurements. File formats and mesh operations have safety limits and restrictions shown in the tools. STL does not record units; choose the correct unit for your model. OPTIONAL PLANS The app download is paid. Basic viewing needs no subscription. Creation, editing and advanced inspection require Pro or Studio; PDF reports require Studio. Monthly/annual subscriptions and Pro Lifetime are optional. The App Store displays prices and periods before purchase. Subscriptions renew automatically until cancelled in your Apple account settings. Restore Purchases is available in the app. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://softwareideal.com.br/policy.html Support: https://softwareideal.com.br

About

Mind Map

Visually organize your thoughts and plans with a variety of professional diagram styles. This tool offers templates and a blank canvas for brainstorming, project planning, and note-taking, all without needing an account. Your work is stored locally for privacy and offline access.

Highlights
  • Eight diagram types
  • Template library
  • My Maps hub
  • Offline-first functionality
  • Clean interface
  • No account required
Features
Read full description

Turn scattered ideas into clear visual maps in seconds. Mind Map helps you brainstorm, plan projects, take study notes, and organize workflows with eight professional diagram styles—no account required. Whether you are prepping for exams, mapping a product launch, or breaking down a complex problem, start from ready-made templates or a blank canvas. Radial, tree, process, network, fishbone, concept, circle, and timeline layouts cover everyday thinking tasks. • Eight diagram types for brainstorming, planning, and learning • Template library to start fast on common use cases • My Maps hub to browse and reopen your work • Statistics view to track activity over time • Offline-first: your maps stay on your device • Clean interface designed for phone and tablet Perfect for students, teachers, creators, and professionals who want a simple, private mind mapping tool.

Screenshots

STL Viewer2 screens
Mind Map4 screens

Verdict

The call

The clearest difference is review sentiment: STL Viewer at 100% against Mind Map's 0%. STL Viewer also leads on price ($0.99 vs $1.99). Mind Map's advantage is in-app purchases (none vs 5) and iOS requirement (13.0 vs 17.0). On update cadence, ads, monetization model 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

STL Viewer costs $0.99 and Mind Map $1.99 up front. STL Viewer sells 5 in-app purchases, starting at $2.99 per month. Mind Map asks for nothing beyond the download.

UpkeepUpdate frequency

STL Viewer ships an update every 4 weeks, Mind Map monthly. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
STL Viewer versus Mind Map: the parameters behind the verdict, then further details
ParameterSTL ViewerMind Map
Price$0.99 — better$1.99
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 4 weeks — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size5 MB24 MB
Age rating4+4+
DeveloperFelipe Marques de BarrosXiamen City Fanyou Network Technology Co., Ltd.

Customer experience

STL Viewer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Mind Map

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

5 purchases

STL Viewer

Subscriptions4
  • STL Viewer Pro Mensal$2.991 Month
  • STL Viewer Studio Mensal$5.991 Month
  • STL Viewer Pro Anual$22.991 Year
Show 1 more
  • STL Viewer Studio Anual$49.991 Year
One-time1
  • STL Viewer Pro Vitalício$39.99
None

Mind Map

No in-app purchases

Questions

Is STL Viewer free?
STL Viewer costs $0.99, and also offers in-app purchases.
Is Mind Map free?
Mind Map costs $1.99, with no in-app purchases.
Do STL Viewer or Mind Map have ads?
Neither STL Viewer nor Mind Map shows ads.
Which is updated more often, STL Viewer or Mind Map?
STL Viewer ships an update every 4 weeks, and Mind Map monthly. Most recently, STL Viewer was updated on November 12, 2026 and Mind Map on October 31, 2026.

Other comparisons