Epson Setting Assistant vs Altheru
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Epson Setting Assistant
This app uses your device's camera to automatically correct the shape and unevenness of a projected image. It adjusts the projection to fit a screen or frame and compensates for surface irregularities for a clearer picture.
- Automatic shape correction
- Unevenness correction
- Rectangular image adjustment
- Frame alignment
- Surface irregularity detection
- QR code scanning for connection
Read full descriptionHide full description
Epson Setting Assistant is an app that automatically corrects the shape of a projected image by using your camera. By taking a shot of the projected pattern, the app automatically corrects distortion in the projected image and adjusts its shape to match the screen. [Main Features] 1) Shape correction The app adjusts the image to a rectangular shape or aligns it with a frame, such as a projector screen. 2) Unevenness correction The app detects small surface irregularities, such as on a wall, and corrects distortion in the projected image. [For Home Projector (EH Series) Users: Using the App] Make sure your iPhone®, iPad®, or iPod® touch and the projector are connected to the same network. 1. Select [Installation] ([Installation] > [Geometry Correction Wizard]) from the projector's menu. 2. Open this app on your iPhone®, iPad®, or iPod® touch and select [Home] as the projector type to automatically connect to the projector. 3. Follow the on-screen instructions to take a shot of the projected pattern using the camera in the app, and the corrections will be completed automatically. [For Business Projector (EB Series) Users: Using the App] Make sure the [Wireless LAN Power] setting is set to [On] in the projector‘s [Management] menu. 1. Select [Installation] > [Connect to Setting Assistant] from the projector's menu to project a QR code. 2. Open this app on your iPhone®, iPad®, or iPod® touch, select [Business] as the projector's type, and then scan the QR code to automatically connect to the projector. 3. Follow the on-screen instructions to take a shot of the projected pattern using the camera in the app, and the corrections will be completed automatically. [Supported Projectors] Visit https://support.epson.net/projector_appinfo/setting_assistant/en/ for details. Depending on your projector model, some features may not be available. [Notes for use] Depending on your environment, such as a curved projection surface or wallpaper with rough textures or patterns, automatic correction using the app may not be available. In these situations, please correct the image shape from the projector's menu. Depending on your smartphone/tablet, the Wi-Fi settings may prevent you from temporarily connecting to the projector. Turn your Wi-Fi off and then on again and try again. For detailed important points, visit https://download2.ebz.epson.net/sec_pubs_visual/apps/setting_assistant/230/EN/index.html. You can also check these from the [Online support guide] in the menu at the top right of the app. Images used here are for illustrative purposes only. The actual images may differ. [App Permissions] To use the app, the following permissions are required. [Required] Local Network For searching and connecting to the projector. [Required] Camera For capturing correction patterns or QR codes for connection. * Optional permissions can be declined, but some features may not work.
Altheru
Organize, search, and manage important family documents locally on your device. Get reminders for deadlines and use AI to ask questions about your stored files. Keep all household paperwork in one secure, private place.
- Local document storage
- AI-powered search
- Deadline reminders
- Profile creation
- Document linking
- Encrypted storage
Read full descriptionHide full description
EVERYTHING IMPORTANT, ALWAYS WITH YOU. Altheru is your private family information companion—keeping important documents organized, searchable, remembered, and understandable. Turn a pile of paperwork—photos, PDFs, emails, and folders—into something you can actually manage. Store your documents on your device, get reminded before deadlines, and ask AI questions when you need answers. ASK YOUR DOCUMENTS ANYTHING Your insurance policy is 35 pages. You don’t have to hunt through it. Ask: • “When does my insurance expire?” • “What’s my deductible?” • “What does this warranty cover?” • “When does my passport expire?” • “How much notice do I need to give?” • “Who is covered by this policy?” AI is optional. Your local vault remains yours. FIND WHAT YOU NEED IN SECONDS Search by person, document type, date, issuer, number—or by what you mean. Search “car insurance” and see the policy, the card, and the renewal notice—not just a filename. NEVER MISS AN IMPORTANT DATE Passports. Insurance. Licenses. Warranties. Contracts. Set reminders weeks or months ahead and see what’s due, grouped by urgency. ONE PLACE FOR YOUR HOUSEHOLD Use Altheru for yourself, or keep everyone’s paperwork together without mixing it into one folder. Create profiles, browse by person, and organize Identity, Travel, Health, Finance, and Legal documents. YOUR DOCUMENTS STAY ON YOUR DEVICE Private by design. • Stored locally on your device • Encrypted on your device • Not synced to our cloud • Core features work without an email account When you choose optional AI, selected content is processed only to answer that request. We do not store your document vault in our cloud. CONNECT RELATED DOCUMENTS As your collection grows, Altheru can link an old passport to a new one, or a policy to its renewal. Compare them side by side. KEEP YOUR PAPERWORK UNDER CONTROL Organized. Searchable. Remembered. Understandable. Private by design. Altheru is a document organization and reminder tool and does not provide legal, immigration, medical, or financial advice. Always verify official requirements with the issuing authority.
Screenshots
Verdict
The clearest difference is rating: Altheru at 5.0 against Epson Setting Assistant's 4.4. Altheru also leads on update cadence (every 2 days vs every 4 months). Epson Setting Assistant's advantage is in-app purchases (none vs 1) and ratings volume (467 vs 3). On price, ads, device support and iOS requirement 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. Altheru sells 1 one-off in-app purchase. Epson Setting Assistant asks for nothing beyond the download.
Altheru holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Epson Setting Assistant has 467 ratings behind it against 3, so its average is the more settled of the two.
Epson Setting Assistant ships an update every 4 months, Altheru every 2 days. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.
| Parameter | Epson Setting Assistant | Altheru |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (467 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 23.1% of reviews | — |
| Number of ratings | 467 — better | 3 |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 100 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Seiko Epson Corporation | Technefide Labs Private Limited |
Customer experience
Epson Setting Assistant
Altheru
In-app purchases
Epson Setting Assistant
No in-app purchases
Altheru
- Altheru Premium$9.99
Questions
Is Epson Setting Assistant free?
Is Altheru free?
Which has better reviews, Epson Setting Assistant or Altheru?
Do Epson Setting Assistant or Altheru have ads?
Which is updated more often, Epson Setting Assistant or Altheru?
Other comparisons















