Comparison

Epson Setting Assistant vs Altheru

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Automatic shape correction
  • Unevenness correction
  • Rectangular image adjustment
  • Frame alignment
  • Surface irregularity detection
  • QR code scanning for connection
Read 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.

About

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.

Highlights
  • Local document storage
  • AI-powered search
  • Deadline reminders
  • Profile creation
  • Document linking
  • Encrypted storage
Features
Read 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

Epson Setting Assistant3 screens
Altheru4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Altheru sells 1 one-off in-app purchase. Epson Setting Assistant asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
Epson Setting Assistant versus Altheru: the parameters behind the verdict, then further details
ParameterEpson Setting AssistantAltheru
PriceFreeFree
Rating4.4 (467 ratings)5.0 (3 ratings) — better
Positive reviews23.1% of reviews—
Number of ratings467 — better3
Update frequencyEvery 4 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better17.6
Further details — not scored
Size100 MB5 MB
Age rating4+4+
DeveloperSeiko Epson CorporationTechnefide Labs Private Limited

Customer experience

Epson Setting Assistant

All ratings464 ratings
Positive85.1%
Neutral1.7%
Negative13.1%
Written reviews26 reviews
Positive23.1%
Neutral0.0%
Negative76.9%

Altheru

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Epson Setting Assistant

No in-app purchases

1 purchases

Altheru

One-time1
  • Altheru Premium$9.99

Questions

Is Epson Setting Assistant free?
Epson Setting Assistant is free to download, with no in-app purchases.
Is Altheru free?
Altheru is free to download, with in-app purchases available.
Which has better reviews, Epson Setting Assistant or Altheru?
Altheru is rated higher. Epson Setting Assistant averages 4.4 out of 5 from 467 ratings, while Altheru averages 5.0 from 3 ratings.
Do Epson Setting Assistant or Altheru have ads?
Neither Epson Setting Assistant nor Altheru shows ads.
Which is updated more often, Epson Setting Assistant or Altheru?
Epson Setting Assistant ships an update every 4 months, and Altheru every 2 days. Most recently, Epson Setting Assistant was updated on October 25, 2026 and Altheru on October 9, 2026.

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