Comparison

ePrescience vs SOLID Architecture

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

Head to head
About

ePrescience

An AI-powered study companion that transforms notes into flashcards, generates audio summaries, and solves problems with step-by-step solutions. Chat with an AI tutor and focus with study soundscapes.

Highlights
  • AI-powered notes and flashcards
  • Audio summaries from notes
  • Step-by-step problem solver
  • AI tutor chat
  • Study soundscapes
  • Cross-device sync
Features
Read full description

ePrescience — Your AI Study Buddy Transform the way you learn with VerbaLearn, the all-in-one study companion powered by AI. SMART NOTES Take handwritten or typed notes on infinite canvas pages. Import PDFs, images, and documents. Your ideas, beautifully organized. AI FLASHCARDS Turn any note into spaced-repetition flashcards with one tap. AUDIO LEARNING Generate natural-sounding audio summaries from your notes. Listen while commuting, exercising, or relaxing. PROBLEM SOLVER Snap a photo of any math, physics, or chemistry problem. Get step-by-step solutions powered by AI. VERBEO AI TUTOR Chat with your personal AI study buddy. Ask questions, get explanations, and dive deeper into any topic. STUDY SOUNDSCAPES Focus with ambient sounds - rain, coffee shop, lo-fi beats, and more. SEAMLESS SYNC Works on iPhone, iPad, and Mac. Your notes, flashcards, and progress sync automatically. No ads. No tracking. Just learning. SUBSCRIPTIONS VerbaLearn Plus unlocks unlimited AI requests, cloud sync, advanced features, and premium voices. VerbaLearn Plus Annual: $149.99/year (auto-renewable) VerbaLearn Plus Monthly: $14.99/month (auto-renewable) Payment is charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Manage or cancel subscriptions anytime in Settings, then Apple ID, then Subscriptions. Privacy Policy: https://verbalearn.ai/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SOLID Architecture

Features
Read full description

Learning SOLID is an educational app focused on software architecture and development best practices. The goal of the app is to teach SOLID principles in a clear, practical, and applicable way for everyday development. The content is organized into modules, with one module dedicated to each SOLID principle. Each module combines theoretical explanations, real world examples inspired by professional scenarios, and practical exercises to reinforce learning. The app was designed for those who want to understand not only the concept, but also how to apply SOLID in real projects. The examples show tightly coupled code, common maintenance problems, and how to refactor into cleaner and more scalable solutions. In the practical section, users interact with a simple and intuitive interface, allowing them to practice concepts without needing to type code. This enables full focus on architectural thinking and understanding the responsibilities of each class or component. Main features of the app: Clear and objective explanation of all SOLID principles A complete module for each letter of SOLID Real world examples based on market problems Practical and interactive exercises Comparison between incorrect code and refactored code Content focused on architecture and best practices Simple interface for distraction free learning Learning SOLID is recommended for students, beginner developers, and professionals who want to strengthen architectural concepts, write cleaner code, and build systems that are easier to maintain and evolve.

Screenshots

ePrescience4 screens
SOLID Architecture4 screens

Verdict

The call

The clearest difference is update cadence: ePrescience at every 2 days against SOLID Architecture's every 9 days. SOLID Architecture's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support 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. ePrescience sells 2 in-app purchases, starting at $14.99 per month and SOLID Architecture sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ePrescience ships an update every 2 days, SOLID Architecture every 9 days. The most recent releases landed on September 22, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 8 level
ePrescience versus SOLID Architecture: the parameters behind the verdict, then further details
ParameterePrescienceSOLID Architecture
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 2 days — betterEvery 9 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size66 MB94 MB
Age rating4+4+
DeveloperRory MonaghanAirton Siqueira de Freitas

In-app purchases

2 purchases

ePrescience

Subscriptions2
  • VerbaLearn Premium Monthly$14.991 Month
  • ePrescience Premium Annual$149.991 Year
3 purchases

SOLID Architecture

One-time3
  • CERTIFICATE OF COMPLETION$2.99
  • Premium access$4.99
  • FULL PASS ALL APPS$17.99

Questions

Is ePrescience free?
ePrescience is free to download, with in-app purchases available.
Is SOLID Architecture free?
SOLID Architecture is free to download, with in-app purchases available.
Do ePrescience or SOLID Architecture have ads?
Neither ePrescience nor SOLID Architecture shows ads.
Which is updated more often, ePrescience or SOLID Architecture?
ePrescience ships an update every 2 days, and SOLID Architecture every 9 days. Most recently, ePrescience was updated on September 22, 2026 and SOLID Architecture on October 6, 2026.

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