Best apps like STLLens: 3D Model Viewer

10+ similar apps compared and reviewed

5.0 avg rating
10 free apps
Updated September 2026

STLLens is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to STLLens

More apps like STLLens

4
3D File Viewer - PrintPeek
3D File Viewer - PrintPeek
3D File Viewer - PrintPeek
Fast STL OBJ 3MF PLY previews
Free
🔧 Utilities
(0)
5
Offline PDF Editor: ProperPDF
Offline PDF Editor: ProperPDF
Offline PDF Editor: ProperPDF
Edit, Fill, Sign & Chat PDF
Free

This app offers a comprehensive suite of PDF editing tools that operate entirely offline on your device. It allows you to merge, split, compress, convert, sign, and fill PDFs without needing an internet connection or uploading your files to the cloud. An AI chat feature is also available for summarizing and querying your documents locally.

100% Offline PDF EditingMerge, Split, Compress PDFsConvert PDF to Image
🔧 Utilities
(10)
freemium
6
STL Viewer: 3D Model & Print
STL Viewer: 3D Model & Print
STL Viewer: 3D Model & Print
View, measure & export 3D STL
Free
🔧 Utilities
(0)
7
STL model scanner
STL model scanner
STL model scanner
by 婷 刘
Free
🔧 Utilities
(0)
8
GCode Scanner for CNC Machines
GCode Scanner for CNC Machines
GCode Scanner for CNC Machines
Machinist Toolkit, AI Chatbot
Free

This tool allows users to view and simulate CNC machine code (G-code) and 3D model files (STL) before production. It helps prevent errors, save tools, and reduce setup times for machinists, programmers, and engineers.

G-code viewer with real-time toolpath playbackError detection for gouges and over-travelsSTL model viewer
🔧 Utilities
(3)
free with in-app purchases
9
Dollar Mate Currency Converter
Dollar Mate Currency Converter
Dollar Mate Currency Converter
Convert dollars easily offline
Free

Easily convert over 140 currencies to dollars with this offline-capable tool. Ideal for travelers and international business, it provides hassle-free currency conversions and up-to-date exchange rates without needing an internet connection.

Offline currency conversionSupports over 140 currenciesConverts to dollars
🔧 Utilities
(9)
ad-supported
10
STP Viewer : STEP 3D
STP Viewer : STEP 3D
STP Viewer : STEP 3D
3D CAD File Reader & Opener
Free
🔧 Utilities
(0)