Epson iProjection vs OneScreen Share (Screen Share)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Epson iProjection
Wirelessly project your iPhone, iPad, or iPod touch screen, documents, and photos to a compatible Epson projector. Easily connect by scanning a QR code, and even annotate projected images. Supports up to 50 devices and simultaneous screen displays.
- Mirror device screen and audio
- Project photos and documents
- Real-time camera projection
- QR code projector connection
- Multi-device connectivity
- Image annotation tool
- Projector remote control
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Epson iProjection is a wireless projection app for iPhone®, iPad®, or iPod® touch. This app makes it easy to mirror your device's screen, and project documents and photos wirelessly to a supported Epson projector. [Key Features] 1. Mirror your device’s screen and output your device’s audio from the projector. 2. Project your photos in the "Photos" app, project documents loaded in this app, and project in real-time video from your device's camera. 3. Easily connect your device by scanning a projected QR code. 4. Connect up to 50 devices to the projector, display up to four screens simultaneously, and share your projected image with the other connected devices. 5. Annotate projected images with a pen tool and save the edited images on your device. 6. Control the projector like a remote control. [Notes] • For supported projectors, visit https://support.epson.net/projector_appinfo/iprojection/en/. You can also check "Supported Projectors" in the app's support menu. • While mirroring your device’s screen, video and audio may be delayed depending on the device and network specifications. Only unprotected content can be projected. • Use the mirroring feature to project videos in the "Photos" app. [About Projecting Documents] • The following file types are supported when projecting using "Documents". - Microsoft® Word - Microsoft® Excel - Microsoft® PowerPoint - Keynote - PDF - JPG - PNG - The file types mentioned above are also supported when stored in cloud file services • Depending on the document, the projected image may differ from the image on the computer or at the time of creation, for example, some characters may not be projected correctly. If this occurs, use the mirroring feature ("Mirror device screen") instead. • Animations and screen transition effects, videos, and audio are not played. Use the mirroring feature to play them. • We recommend testing the projection in advance when using this app for presentations. [Using the App] Make sure that the network settings for the projector have been completed. 1. Switch the input source on the projector to "LAN". Network information is displayed. 2. Connect to the same network as the projector from "Settings" > "Wi-Fi" on your iPhone/iPad/iPod touch. 3. Start Epson iProjection and connect to the projector. 4. Select and project from "Mirror device screen", "Photos", "Documents", "Web Page", or "Camera". [App permissions] The app requires the following permissions for specific features. 【Required】 Local Network - Search for and connect to the projector. 【Optional】] Photo - Project selected photos from the device to the projector. * You can use the app without granting the optional permissions, but some features may not work. All images are examples and may differ from the actual screens.
OneScreen Share (Screen Share)
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OneScreen Share is an application that enables screen sharing between mobile phones and touch panel. Main function: - Share videos, audios, pictures, and documents from your phone to touch panel. - Use the mobile phone as a camera to broadcast live images on the touch panel in real time. - Use your mobile phone as a remote control for touch panel. - Share the screen content of the touch panel to your phone screen. Contact us: Send an email to support@onescreensolutions.com
Screenshots
Verdict
The clearest difference is iOS requirement: OneScreen Share (Screen Share) at 12.0 against Epson iProjection's 15.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Epson iProjection ships an update every 6 months, OneScreen Share (Screen Share) every 5 months. The most recent releases landed on October 2, 2026 and September 17, 2026 respectively.
| Parameter | Epson iProjection | OneScreen Share (Screen Share) |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (3.4K ratings) — better | — |
| Positive reviews | 19.8% of reviews | — |
| Number of ratings | 3.4K — better | — |
| Update frequency | Every 6 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Seiko Epson Corporation | Clary Icon |
Bugs and requests
Epson iProjection
Reported bugs
4 issues- App crashes frequently
- Fails to detect projector
- Issues with PowerPoint/Keynote presentations
- Formatting problems with shared content
Requested features
5 requests- Add screen mirroring capability
- Support for more file formats
- Improve video streaming
- Integrate with cloud storage services
- Enhance presentation features
OneScreen Share (Screen Share)
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Epson iProjection
No in-app purchases
OneScreen Share (Screen Share)
No in-app purchases
Questions
Is Epson iProjection free?
Is OneScreen Share (Screen Share) free?
Do Epson iProjection or OneScreen Share (Screen Share) have ads?
Which is updated more often, Epson iProjection or OneScreen Share (Screen Share)?
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