Best 3D & STL Model Viewer alternatives: apps like 3D & STL Model Viewer - Mes3D

10+ similar apps compared and reviewed

3.8 avg rating
9 free apps
Updated November 2026

3D & STL Model Viewer 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 3D & STL Model Viewer

STEP File Viewer#2

STEP File Viewer by 维 艾

View & Explore STEP/IGES
Strong Contender
🛠️ Developer Tools
3.2(6 ratings)
FreeIn-App Purchases
STEP File Viewer screenshot 1
STEP File Viewer screenshot 2
STEP File Viewer screenshot 3
STEP File Viewer screenshot 4
STEP File Viewer screenshot 5
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View and interact with 3D CAD files like STEP and IGES. Inspect internal geometry, measure dimensions, and export models in various formats. Ideal for engineers, designers, and students needing to visualize complex designs without expensive software.

More apps like 3D & STL Model Viewer

4
Shine3D - Pro 3D Viewer
Shine3D - Pro 3D Viewer
Shine3D - Pro 3D Viewer
3D Viewer & Visual Capture
Free
🛠️ Developer Tools
(0)
5
Models Zoo
Models Zoo
Models Zoo
On-device AI model zoo
Free

Explore and experiment with various AI models directly on your device. This app allows you to chat with language models, generate images, process audio and video, and inspect model performance without needing a server or account. It's designed for developers to easily integrate AI into their own applications.

On-device AI model catalogChat with language and vision modelsImage generation and manipulation
🛠️ Developer Tools
(1)
free
6
iPerf Reloaded
iPerf Reloaded
iPerf Reloaded
Network speed test with iPerf3
Free

Measure local network performance with this tool, which uses the industry-standard iPerf3 to test TCP throughput between devices. It allows for detailed analysis of Wi-Fi, Ethernet, and VPN connections without relying on remote servers.

Local network speed testingTCP and UDP protocol supportReal-time throughput charting
🛠️ Developer Tools
(7)
free
7
Control: AI Agent Remote
Control: AI Agent Remote
Control: AI Agent Remote
Orchestrate coding agents
Free
🛠️ Developer Tools
(0)
8
STL to STEP Assistant
STL to STEP Assistant
STL to STEP Assistant
Mesh Models to STEP Files
Free

Convert various 3D mesh model formats into STEP files for CAD workflows. Preview models, choose conversion quality, and export with BRep reconstruction for editable CAD surfaces. Process files locally for enhanced privacy.

Convert STL, OBJ, GLB, FBX, and more to STEPBRep reconstruction for editable CAD surfacesMultiple STEP export quality modes
🛠️ Developer Tools
(0)
free with in-app purchases
9
OpsCat - Server Monitor & SSH
OpsCat - Server Monitor & SSH
OpsCat - Server Monitor & SSH
Docker、SFTP、Linux and more
Free

Monitor server performance, manage Docker containers, and execute commands remotely via SSH. This app offers real-time insights into CPU, memory, and network usage, along with a full-featured SSH terminal and SFTP file browser.

Real-time server performance monitoringFull-featured SSH terminalDocker container management
🛠️ Developer Tools
(5)
freemium
10
Vanta: Local AI & Self-Hosted
Vanta: Local AI & Self-Hosted
Vanta: Local AI & Self-Hosted
MCP, PDF, Image. Privacy First
$5.99

Connect to multiple AI models and APIs from a single interface. Run local models on your device for offline use, or integrate with cloud providers. Enhance conversations with tools and group intelligence.

Connect to all major AI providersRun local models offlineIntegrate AI with external tools
🛠️ Developer Tools
(3)
paid