Best Caster Viewer Apps

249+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our caster viewer list covers 249+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Caster Viewer Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Screen Mirroring・Cast・MirrorScreen Mirroring・Cast・MirrorFree4.4★ (28K)NoYesAug 2026
2Viewer 2Viewer 2Free was $6.994.5★ (8)NoNoAug 2026
3Avontus ViewerAvontus ViewerFree5.0★ (8)NoNoMay 2026
4NDI ViewerNDI ViewerFree1.1★ (45)NoNoMay 2026
5Caster WidenetCaster WidenetFree4.2★ (5)YesYesAug 2026
6iDVR-PRO Viewer: Live CCTV Camera View and PlaybackiDVR-PRO Viewer: Live CCTV Camera View and PlaybackFree3.0★ (26)NoNoMay 2026
7exocad webviewexocad webviewFree4.1★ (14)NoNoJul 2026
8ViewCAD:2D/3D CAD Model ViewerViewCAD:2D/3D CAD Model ViewerFreeNoYesMay 2026

Top Picks for Caster Viewer

Screen Mirroring・Cast・Mirror#1

Screen Mirroring・Cast・Mirror by Tiago Martinho LTD

Replica・Share Smart TV & Phone
Editor's Choice
🔧 Utilities
4.4😊(28K ratings)
FreeIn-App Purchases
Screen Mirroring・Cast・Mirror screenshot 1
Screen Mirroring・Cast・Mirror screenshot 2
Screen Mirroring・Cast・Mirror screenshot 3
Screen Mirroring・Cast・Mirror screenshot 4
Screen Mirroring・Cast・Mirror screenshot 5
Screen Mirroring・Cast・Mirror screenshot 6

Mirror your iPhone or iPad screen to various TVs and computers without needing AirPlay. Easily share presentations, photos, videos, and social media content on a larger display with high video quality and low latency.

What We Love

  • 🚀 Easy to use
  • 👍 Works well
  • 🚀 Smooth performance
  • 🚀 Reliable connection

Room to Improve

  • 🐛 Laggy/glitchy
  • 🐛 Disconnects frequently
  • 🐛 Poor video quality
Viewer 2#2

Viewer 2 by ShenZhen Yuyue Technology Co., Ltd.

Zip Rar 7z File Viewer
Strong Contender
🌟 Lifestyle
4.5(8 ratings)
Free
Viewer 2 screenshot 1
Viewer 2 screenshot 2
Viewer 2 screenshot 3
Viewer 2 screenshot 4

This app allows you to view and edit various file types, including code, databases, archives, images, and videos. It supports multiple programming languages and character encodings for code viewing and editing.

More Caster Viewer apps to explore

4
NDI Viewer
NDI Viewer
NDI Viewer
NDI camera view and control
Free

View and control NDI-enabled cameras in real-time. Stream video and audio directly from your device and utilize PTZ controls for camera adjustments. Essential for users working with NDI video production.

Real-time NDI video/audio streamingPTZ camera controlView NDI-enabled cameras
📷 Photo & Video
(45)
free
5
Caster Widenet
Caster Widenet
Caster Widenet
by Caster Widenet Inc
Free

This platform allows creators to share their personalities, skills, and stories through live streams, short videos, and photos. Viewers can discover new talent and support their favorite creators with in-app features.

Live streamingShort video sharingPhoto sharing
📷 Photo & Video
(5)
free with in-app purchases
6
iDVR-PRO Viewer: Live CCTV Camera View and Playback
iDVR-PRO Viewer: Live CCTV Camera View and Playback
iDVR-PRO Viewer: Live CCTV Camera View and Playback
by CCTV Camera Pros
Free

Access your iDVR-PRO CCTV camera DVRs remotely. View live security camera feeds and play back recorded footage from your iPhone or iPad. Search for specific events or by date and time.

Live CCTV camera viewingRemote playback of recorded footageEvent-based search for recorded video
🔧 Utilities
(26)
free
7
exocad webview
exocad webview
exocad webview
Fast STL 3D Viewer
Free

This free 3D viewer allows you to quickly load and inspect various 3D model file formats on any mobile device. It supports common open formats and offers intuitive controls for adjusting transparency, rotation, and shading. Specialized features are available for dental professionals using specific software.

Load various 3D model formats (STL, OBJ, PLY, etc.)Intuitive touch controlsAdjust mesh transparency and shading
🔧 Utilities
(14)
free
8
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
View CAD Models Anywhere
Free
📊 Productivity
(0)
9
STEP Viewer
STEP Viewer
STEP Viewer
Fast STEP File Viewer
Free
📊 Productivity
(0)
10
ViewGrid - Multi Stream Viewer
ViewGrid - Multi Stream Viewer
ViewGrid - Multi Stream Viewer
All streams. One screen.
Free

Watch multiple live streams from various platforms simultaneously on a single screen. Customize your viewing experience with flexible grid layouts and pre-set configurations. Save and share your favorite stream setups with friends.

Watch up to 12 streams simultaneouslySupports YouTube, Twitch, Kick & RumbleCustomizable grid layouts
🎬 Entertainment
(1)
free
11
Control OBS
Control OBS
Control OBS
Feature rich OBS Controller
Free

This app provides comprehensive remote control for OBS Studio, allowing users to manage scenes, audio, streaming, recording, and custom actions from their mobile device. It features live previews, performance monitoring, and flexible connection options for both local and remote use.

Scene switching with live previewsReal-time audio mixing and source controlStream and recording start/stop with monitoring
🔧 Utilities
(2)
free
12
GLB File Viewer
GLB File Viewer
GLB File Viewer
by Smart Cube Labs Co., Ltd.
Free
📊 Productivity
(0)
13
CDR Viewer Plus
CDR Viewer Plus
CDR Viewer Plus
One-click to X4 X5 X6 X7...
Free
$1.99 | 100% OFF
🎨 Graphics & Design
(0)
14
Graffity Viewer
Graffity Viewer
Graffity Viewer
by GRAFFITY TECHNOLOGIES COMPANY LIMITED
Free
🛠️ Developer Tools
(0)
15
Castify: Web Video Caster
Castify: Web Video Caster
Castify: Web Video Caster
Cast to Roku, Chromecast & TV
Free
🔧 Utilities
(0)
16
Caster CAD 3D
Caster CAD 3D
Caster CAD 3D
by COLSON GROUP HOLDINGS, INC.
Free

Configure and download 2D/3D CAD models and data sheets for casters and wheels. Visualize models on your product and share them with your team. Find the right caster for any application and budget.

Download 2D/3D CAD modelsInteractive model configurationWorld-view visualization
💼 Business
(39)
free
17
Open3D: STL & 3D Model Viewer
Open3D: STL & 3D Model Viewer
Open3D: STL & 3D Model Viewer
View STL, GLB, STEP, DXF & OBJ
Free

Instantly view and inspect a wide range of 3D file formats directly on your device. Offers AR viewing, 3D printing readiness checks, and detailed model specifications without requiring an account or cloud upload.

Supports over 15 3D file formatsAugmented Reality (AR) viewing via Apple Quick Look3D printing readiness checks (manifold, overhangs, wall thickness)
🎨 Graphics & Design
(4)
ad-supported
18
CooLink
CooLink
CooLink
Remote, cast & voice control
Free
🔧 Utilities
(0)
19
3D File Viewer: OBJ STP & more
3D File Viewer: OBJ STP & more
3D File Viewer: OBJ STP & more
STP STL OBJ FBX GLTF & More
Free

Easily open and explore 3D model files on your iPhone or iPad. Supports over 20 popular formats, offering smooth viewing with intuitive touch controls. Ideal for designers, engineers, architects, and students working with 3D data.

Supports over 20 3D file formatsFast and smooth 3D file viewingZoom, rotate, and pan with touch controls
🔧 Utilities
(48)
free with in-app purchases
20
Viewer 360
Viewer 360
Viewer 360
BIM 360 A360 Viewer
Free

Access A360, BIM360, and Fusion 360 files, projects, and folders. View element properties, metadata, and published 2D/3D views. Requires API access setup for BIM360 hubs.

Access A360, BIM360, Fusion 360 HubsView Element PropertiesView File Metadata
📊 Productivity
(2)
free

FAQ about Caster Viewer

What are the best caster viewer apps for iPhone?
Screen Mirroring・Cast・Mirror tops our caster viewer apps ranking as of August 2026, with a 4.4-star average from 28K App Store ratings, and it's free to download.
Yes — 20 of the top caster viewer apps we rank are free to download, including Screen Mirroring・Cast・Mirror and Viewer 2.
Screen Mirroring・Cast・Mirror has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ caster viewer apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Replica allows you to mirror the screen of your iPhone or iPad to a variety of display devices, including smart TVs, streaming devices like Chromecast and Fire TV, and even computers with compatible browsers. It enables you to share presentations, photos, videos, and apps on a larger screen without requiring AirPlay.
Replica supports mirroring to many smart televisions from brands like Samsung, LG, and Sony, as well as streaming devices such as Google Chromecast, Amazon Fire TV, and Android TV. It can also cast to any device running Apple Safari, Google Chrome, or Microsoft Edge, including Tesla's large screen (with MCU2 hardware).