Report updated Jun 25, 2026
Randomizer
For users requiring a utility for list management and random selection who prefer a one-time purchase model over recurring subscriptions.
Randomizer is a well-regarded utilities app that is free with in-app purchases. With a 4.6/5 rating from 268 reviews, it maintains solid user satisfaction. Users particularly appreciate simple and clutter-free interface allows users to generate random results without unnecessary technical complexity, though data persistence issues cause saved list items to disappear unexpectedly during editing or app switching remains a common concern.
What is Randomizer?
Randomizer is a utility app for list management and random selection on iOS and Mac.
Users hire the app to manage and randomize datasets for group decisions or presentations without the friction of recurring subscriptions.
Current Momentum
v10.0 · 5mo ago
Maintenance- Integrated App Intents and Siri Shortcuts.
- Added Liquid Glass support.
- Ships regular free updates.
Active Nemesis
Random Number Generator. RNG
By Volodymyr Yahenskyi
Other Rivals
7-Day Rank Pulse 🇺🇸
UtilitiesNo ranking data
Rating Pulse 🇺🇸
Recent User Mood
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Store and organize multiple lists for randomization
Synchronize list data across iOS and Mac devices
Automated cycling with time intervals and speech output
How much does it cost?
- Free version
- Pro version (one-time purchase)
Monetization relies on a one-time purchase for Pro features, avoiding subscriptions and ads.
Who Built It?
Enrichment in progress
Publisher profile available very soon
What other apps does Rob Sammons make?
Octopus Energy Agile Watcher
Utilities
Math Trainer - Quick Questions
Education
What do users think recently?
Low confidence · 51 reviews analyzed · Based on 51 reviews. Signal may be noisy.
How did the latest release land?
What is the recent mood?
Recent user voice shows a excited sentiment. Users appreciate simple and clutter-free interface allows users to generate random results without unnecessary technical complexity, but report data persistence issues cause saved list items to disappear unexpectedly during editing or app switching.
What Users Love
What Frustrates Users
What Users Want
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Randomizer?
Where is it available?
Localized markets (20)
How's The Utilities Market?
Market outlook for this category
Available very soon
Which niche is Randomizer in?
to generate random selections from lists
Explore the full Randomization Generators niche
Every app in this space — 3 tracked, the niche's live rankings, and Marlvel's editorial take on the job-to-be-done.
The rivals identified
Nemeses(1)
This app is a direct functional competitor that dominates the utility category by offering nearly identical randomization features while maintaining a significantly larger user base.
Differentiators
- Offers native shake-to-randomize functionality which provides a more tactile and engaging user experience than manual buttons.
- Includes robust list import capabilities that allow users to quickly transition existing data sets into the app.
- Maintains a higher frequency of updates, ensuring better compatibility with the latest iOS and Android system versions.
Head to head
The target app should lean into its 'Pro' productivity features and iCloud integration to differentiate from the nemesis's simpler, high-volume utility approach.
Contenders(1)
This app competes for the same utility-focused audience by providing specialized randomization tools like team creators and raffle selectors.
Differentiators
- Includes dedicated team creator and raffle winner modules that solve specific group-decision pain points out of the box.
- Lacks the advanced list management and cross-device sync capabilities that define the target app's premium tier.
Same space(6)
It competes for the same casual utility user who values simple, hardware-adjacent features like brightness and screen control.
Differentiators
- Provides hardware-level screen control and SOS signaling, which appeals to a different utility need than data randomization.
- Maintains a very narrow feature set that prioritizes simplicity over the target app's multi-functional list management.
This app serves the same 'quick utility' user base by offering a simple, repetitive task-based interface for text manipulation.
Differentiators
- Offers a streamlined, ad-free experience focused exclusively on text and emoji repetition for messaging power users.
- Lacks the complex list-saving and cloud-syncing infrastructure that the target app uses to retain professional users.
This app occupies the same 'simple utility' space, targeting users looking for quick, single-purpose tools for communication or display.
Differentiators
- Provides specialized visual output tools like scrolling text and neon styles that target social communication use cases.
- Lacks the data-driven organizational features found in the target app, focusing instead on screen-based visual effects.
While in a different category, it competes for the same 'utility-focused' home screen real estate and aesthetic-conscious user demographic.
Differentiators
- Focuses on visual customization and aesthetic themes rather than functional data randomization or list management tasks.
- Leverages high-frequency visual updates to maintain user engagement through trending design styles and seasonal content.
While serving a different primary function, it competes for the same 'Utilities' category real estate and user attention.
This app competes for the same utility-seeking audience that values single-purpose, high-efficiency tools.
Compare Randomizer against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for Randomizer
Strengths to defend, gaps to attack
Core Strengths
- One-time purchase model removes recurring cost friction
- Native iCloud sync anchors data within the Apple ecosystem
- Responsive developer support builds long-term user trust
Critical Frictions
- Data persistence bugs during editing
- Navigation requires excessive tapping
- Tablet layout fails to hide upcoming items
Growth Levers
- B2B education partnerships for group-assignment tools
- Session-based randomization mode to prevent duplicate selections
Market Threats
- High-frequency update cadence of competitors
- Larger review volume of the nemesis
- Emerging niche utilities diverting casual user attention
What are the next best moves?
Rebuild list-save logic because data persistence is the #1 complaint → reduce churn
User reviews explicitly cite data loss as a critical friction point.
Trade-off: Pause the session-based randomization feature development — data stability is a prerequisite for retention.
Audit navigation flow because users report excessive tapping → increase session frequency
Navigation friction is a top-three complaint theme.
Trade-off: Same-quarter capacity available — no major lever displaced.
A counter-intuitive read
The app's lack of a subscription model is a strategic asset, not a weakness, as it creates a distinct trust-based moat that subscription-heavy competitors cannot easily replicate.
Feature Gaps vs Competitors
- Shake-to-randomize (available in Random Number Generator. RNG but absent here)
Key Takeaways
Randomizer succeeds as a niche utility through its one-time purchase model, but persistent data-loss bugs threaten its viability as a professional tool, so the PM must prioritize stability over new feature expansion to protect the current user base.
Where Is It Heading?
Stable
The utility market is consolidating around high-velocity, visual-first tools, leaving Randomizer exposed if it remains in maintenance-mode. The developer must address the data-persistence gap to prevent power users from migrating to more stable, albeit subscription-based, alternatives.
Data persistence bugs in the latest release erode user trust, which compounds the rating drag already visible on Android.
Responsive developer support for feature requests maintains high satisfaction, which acts as a retention buffer against larger competitors.