Comparison

MemoAssist™ vs Letter Explainer

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

Head to head
About

MemoAssist™

This app provides a visual and audio-based schedule to help individuals manage daily routines. It uses images, icons, and step-by-step guides to simplify complex tasks, making everyday life more predictable and reducing conflicts for those with ADHD, autism, dementia, or brain injuries.

Highlights
  • Visual schedule with images, icons, and colors
  • Time disc to visualize remaining activity time
  • Step-by-step task checklists
  • Customizable voice message instructions
  • Remote calendar updates via companion app
Features
Read full description

Does your child, your partner, or you yourself lack the energy to manage daily routines? MemoAssist is not just a calendar – it is a digital helping hand for anyone living with ADHD, autism, dementia, or a brain injury. We’ve made the complex simple. With MemoAssist, you get a visual and audio-based schedule that guides you through the day, step-by-step. Why choose MemoAssist? Visual support: Use images, icons, and colors instead of dry text. See time passing: Our unique time disc helps you understand how much time is left of an activity. Step-by-step guides: Make complex tasks like "morning routine" or "cooking" manageable with small checklists. Voice messages: Record your own instructions so the user hears a familiar voice. Remote control: With MemoRemote, relatives can update the calendar directly from their own phone – no matter where they are. Make everyday life more predictable and reduce conflicts. Try MemoAssist today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Letter Explainer

Features
Read full description

Got an official letter and only understand half of it? Postklar explains it in plain words - in your language. HOW IT WORKS • Take a photo of the letter or open a PDF • Postklar reads it and explains it in 2-3 simple sentences • You see right away what to do, by when, and how much WHAT POSTKLAR DOES • Finds deadlines - even in the legal notice - and adds them to your calendar • Copy amounts, IBANs and reference numbers with one tap • Every number is checked against the letter; anything uncertain is flagged • Ask questions about the letter: “What happens if I don’t pay?” • Draft a reply: objection, payment plan, extension • Tells you when to get professional help - with links to free advice services YOUR DIGITAL FILING CABINET Every letter is filed automatically by sender: tax office, job centre, health insurer, landlord… Searchable, exportable as PDF and synced across your devices with iCloud. IN YOUR LANGUAGE Explanations in English, German, Russian, Ukrainian, Arabic, Turkish, Polish and Spanish. PRIVACY • Your letters are never stored on our servers and never used for AI training • Private mode: analysis only on your iPhone • No account, no email needed PRICING 3 letters free. Then Postklar Pro (monthly or yearly, up to 6 family members) or a pack of 5 letters. Postklar explains letters; it is not legal advice. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MemoAssist™3 screens
Letter Explainer4 screens

Verdict

The call

The clearest difference is device support: MemoAssist™ at 3 against Letter Explainer's 1. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MemoAssist™ sells 3 in-app purchases, starting at $5.99 per month and Letter Explainer sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

MemoAssist™ ships an update every 3 days, Letter Explainer every 4 days. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 9 level
MemoAssist™ versus Letter Explainer: the parameters behind the verdict, then further details
ParameterMemoAssist™Letter Explainer
PriceFreeFree
Rating4.3 (4 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 days — betterEvery 4 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS18.617.0 — better
Further details — not scored
Size434 MB21 MB
Age rating4+4+
DeveloperHart DesignsArmen Ter-Oganezov

In-app purchases

3 purchases

MemoAssist™

Subscriptions2
  • Premium Subscription14 Days trial$5.991 Month
  • Premium Subscription14 Days trial$49.991 Year
One-time1
  • Premium$97.99
3 purchases

Letter Explainer

Subscriptions2
  • Postklar Pro Monthly$3.991 Month
  • Postklar Pro Yearly$24.991 Year
One-time1
  • 5 Scans$2.99

Questions

Is MemoAssist™ free?
MemoAssist™ is free to download, with in-app purchases available.
Is Letter Explainer free?
Letter Explainer is free to download, with in-app purchases available.
Do MemoAssist™ or Letter Explainer have ads?
Neither MemoAssist™ nor Letter Explainer shows ads.
Which is updated more often, MemoAssist™ or Letter Explainer?
MemoAssist™ ships an update every 3 days, and Letter Explainer every 4 days. Most recently, MemoAssist™ was updated on October 10, 2026 and Letter Explainer on October 19, 2026.

Other comparisons