Comparison

mudblast vs Sync Spin

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

Head to head
About

mudblast

Discover local mud runs and obstacle races with this app. It provides race details, allows you to save events to your calendar, and offers a customizable packing list. Get race day tips to prepare for your next event.

Highlights
  • Find local mud runs and obstacle races
  • View race details
  • Save events to calendar
  • Customizable packing list
  • Pre-race and post-race tips
Features
Read full description

Love mud runs and obstacle course races? Discover your next challenge with mudblast! mudblast helps you find mud runs and obstacle course races happening near you. Browse a curated list of events, explore detailed race information, or head straight to the official website to register. Traveling? Simply change your location to discover races anywhere. Stay prepared on race day: mudblast comes with a built-in packing checklist covering all the essentials. Tailor it to your routine—check off items, add your own gear, or hide anything you’ve already packed. Race smarter with expert tips: Get ready with helpful tips for before, during, and after your race so you can perform your best and recover like a pro. More features are on the way — stay tuned! Disclaimer: mudblast is not affiliated with any mud run or obstacle course race organization.

About

Sync Spin

This app enhances indoor cycling with real-time metrics, detailed workout summaries, and historical insights. It integrates with Apple Health and offers interactive charts to visualize progress and achieve fitness goals.

Highlights
  • Real-time metrics tracking (Cadence, Speed, Power, Resistance)
  • Detailed workout summaries
  • Apple Health integration
  • Interactive workout charts
  • Historical workout insights
  • Customizable dashboard
  • Home Screen Widgets and Shortcuts
Features
Read full description

Take your indoor cycling experience to the next level with Sync Spin, the powerful workout companion designed specifically for Bluetooth-connected Echelon smart indoor cycles. Whether you’re training for performance or riding for fun, Sync Spin tracks your progress, visualizes your data, and helps you achieve your fitness goals. Key Features: • Real-Time Metrics Tracking: Monitor Cadence, Speed, Power, Resistance, Distance and more, live during your workout. Enjoy a seamless connection with your Echelon smart bike via Bluetooth. • Detailed Workout Summaries: View Average Metrics for Speed, Cadence, Power, and Resistance. See your Maximum Metrics achieved during your ride. Track total Distance and Elapsed Time. • HealthKit Integration: Sync your workouts with Apple Health to track your Heart Rate, Calories Burned, and Workout Effort Score alongside your cycling data. • Interactive Charts: Visualize your workout with beautiful, interactive line and step charts. Toggle visibility for metrics you care about: Speed, Cadence, Power, and Resistance. • Historical Insights: Browse past workouts grouped by month. Easily compare sessions and track progress over time. • Customizable Dashboard: Reorder your key metrics display to prioritize the stats that matter most to you. • Intelligent Aggregation: Data points are dynamically aggregated to ensure smooth chart performance, even during long workouts. • Insights Tab: Gain deeper performance insights with a dedicated view of your top workouts across key metrics like Speed, Cadence, Power, and Resistance. Analyze total stats, averages, and workout distribution over time, track your long-term progress with interactive graphs showcasing trends and historical comparisons, and stay motivated with streak tracking to keep your momentum going. • Quick Access & Shortcuts: Stay connected to your workouts with Home Screen Widgets, Control Center integration, and Shortcuts support, making it easier than ever to start a ride, track progress, and access key stats with just a tap. Important Note: This application is designed to be used with an Echelon Bluetooth-connected smart indoor cycle. Please note that not all bike models have been tested for compatibility. Download Sync Spin today and start riding smarter, stronger, and more efficiently! Privacy Policy & Terms: https://www.rspoon3.com/sync-spin/privacy

Screenshots

mudblast3 screens
Sync Spin4 screens

Verdict

The call

The clearest difference is rating: Sync Spin at 5.0 against mudblast's 4.3. Sync Spin also leads on review sentiment (100% vs 86%) and update cadence (monthly vs every 2 months). On price, ratings volume, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sync Spin holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 6 and 10 respectively. Written reviews point the same way: 86% of mudblast's written reviews are positive against 100% of Sync Spin's.

UpkeepUpdate frequency

mudblast ships an update every 2 months, Sync Spin monthly. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 7 level
mudblast versus Sync Spin: the parameters behind the verdict, then further details
ParametermudblastSync Spin
PriceFreeFree
Rating4.3 (6 ratings)5.0 (10 ratings) — better
Positive reviews85.7% of reviews100.0% of reviews — better
Number of ratings610 — better
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS18.017.0 — better
Further details — not scored
Size6 MB28 MB
Age rating4+4+
DeveloperAni OrtegaRichard Witherspoon

Customer experience

mudblast

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

Sync Spin

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

mudblast

No in-app purchases

None

Sync Spin

No in-app purchases

Questions

Is mudblast free?
mudblast is free to download, with no in-app purchases.
Is Sync Spin free?
Sync Spin is free to download, with no in-app purchases.
Which has better reviews, mudblast or Sync Spin?
Sync Spin is rated higher. mudblast averages 4.3 out of 5 from 6 ratings, while Sync Spin averages 5.0 from 10 ratings.
Do mudblast or Sync Spin have ads?
Neither mudblast nor Sync Spin shows ads.
Which is updated more often, mudblast or Sync Spin?
mudblast ships an update every 2 months, and Sync Spin monthly. Most recently, mudblast was updated on November 6, 2026 and Sync Spin on November 8, 2026.

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