Comparison

Design Patterns for Devs vs Mongo Sheriff

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

Head to head
About

Design Patterns for Devs

Master software design patterns with interactive flashcards. This app provides comprehensive lessons, code examples, and quizzes to help developers understand and apply architectural concepts for better coding and clearer architecture.

Highlights
  • Interactive flashcards
  • Gang of Four pattern coverage
  • Real-world analogies
  • UML diagrams and code examples
  • Usage, Pros & Cons
  • Quizzes for retention
Features
Read full description

Learn or recall design patterns with interactive flashcards covering every Gang of Four pattern. Whether you’re new to design patterns or looking to refresh your knowledge, this app gives you everything you need to understand and remember them effectively. Each lesson usually includes: > GoF definition > Problem & Solution > Real World Analogy > UML diagram and code example > Usage > Pros & Cons > Common Mistakes > Related Patterns > Quiz Designed for fast recall, real-world application, and long-term retention, this app helps you write better code, understand architecture more clearly, and boost your developer skills. IN-APP PURCHASES The app is free to download. Some features require a one-time purchase. LEGAL Privacy policy - https://danielgogozan.github.io/DesignPatterns-LandingPage/privacypolicy/ Terms of Use - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Mongo Sheriff

A native iOS application for developers to manage MongoDB databases. It allows browsing collections, inspecting documents, running queries, and editing data directly from your iPhone, prioritizing privacy and speed.

Highlights
  • Browse databases and collections
  • Inspect documents in JSON view
  • Structured query builder
  • Raw shell mode for full control
  • Run aggregation pipelines
  • Inline document editing
  • Sort, limit, and skip controls
Features
Read full description

Mongo Sheriff is a native MongoDB client for iPhone — free, fast, and built for developers who need their database wherever they are. WHY MONGO SHERIFF • Native iOS app. Not a web wrapper. Built in Swift for instant launch, smooth scrolling through large collections, and proper iOS gestures. • Privacy-first. Your connection strings stay on device. No analytics on your queries. No cloud relay. • Works with MongoDB Atlas, self-hosted replicas, and local instances. Standard mongodb:// and mongodb+srv:// URIs. WHAT YOU CAN DO • Browse every database and collection on your servers • Inspect documents in clean JSON view • Run find queries with a structured builder — $and, $or, $gt, $lt, $in, $regex, $exists • Switch to raw shell mode for full query control • Run aggregation pipelines with $match, $group, $project, $sort, $lookup • Edit documents inline with JSON validation • Sort, limit, skip — standard cursor controls • View results as table or raw JSON • See query execution time and document count CONNECTION Connect via standard MongoDB URI. Atlas, DigitalOcean, AWS DocumentDB-compatible, self-hosted on any port. Supports TLS, SCRAM-SHA-256, X.509. PRIVACY No accounts. No sign-in. No telemetry on your data. Connection credentials are stored in the iOS Keychain. Queries never leave your device. FEEDBACK This is a focused tool, not a kitchen sink. If something's missing that would unlock a real workflow for you — write us. We ship. Mongo, MongoDB, and Atlas are trademarks of MongoDB, Inc. Mongo Sheriff is not affiliated with or endorsed by MongoDB, Inc.

Screenshots

Design Patterns for Devs4 screens
Mongo Sheriff3 screens

Verdict

The call

The clearest difference is in-app purchases: Mongo Sheriff at none against Design Patterns for Devs's 1. Mongo Sheriff also leads on update cadence (every 4 weeks vs every 2 months) and iOS requirement (17.6 vs 26.0). On price, rating, ratings volume and ads 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. Design Patterns for Devs sells 1 one-off in-app purchase. Mongo Sheriff asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Design Patterns for Devs against 5.0 for Mongo Sheriff. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Design Patterns for Devs ships an update every 2 months, Mongo Sheriff every 4 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
Design Patterns for Devs versus Mongo Sheriff: the parameters behind the verdict, then further details
ParameterDesign Patterns for DevsMongo Sheriff
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 2 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad — betteriPhone
Requires iOS26.017.6 — better
Further details — not scored
Size24 MB10 MB
Age rating+44+
DeveloperDaniel GogozanKoodalabs LLC

Customer experience

Design Patterns for Devs

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Mongo Sheriff

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Design Patterns for Devs

One-time1
  • Lifetime$9.99
None

Mongo Sheriff

No in-app purchases

Questions

Is Design Patterns for Devs free?
Design Patterns for Devs is free to download, with in-app purchases available.
Is Mongo Sheriff free?
Mongo Sheriff is free to download, with no in-app purchases.
Which has better reviews, Design Patterns for Devs or Mongo Sheriff?
Design Patterns for Devs and Mongo Sheriff are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Design Patterns for Devs or Mongo Sheriff have ads?
Neither Design Patterns for Devs nor Mongo Sheriff shows ads.
Which is updated more often, Design Patterns for Devs or Mongo Sheriff?
Design Patterns for Devs ships an update every 2 months, and Mongo Sheriff every 4 weeks. Most recently, Design Patterns for Devs was updated on October 14, 2026 and Mongo Sheriff on October 15, 2026.

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