Circuit Smash RPG vs Cardio Conversion
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Circuit Smash RPG
Read full descriptionHide full description
Burn calories and build strength in record time with Circuit Smash RPG! Our fun and challenging workouts are designed to push you to the next level and keep you motivated with a built-in gaming system. Plus, with workouts that are short and extremely varied, you'll never get bored. Get ready to ignite your fitness game with Circuit Smash RPG! Terms of service: https://lily-olive-645.notion.site/Circuit-Smash-RPG-Terms-Conditions-846e650514d34cb6afbb2b6108709709 Privacy: https://lily-olive-645.notion.site/Circuit-Smash-RPG-Privacy-fb0e01dd5e454c4085a45df6583fe03a
Cardio Conversion
Read full descriptionHide full description
Cardio Conversion instantly converts workout distances between gym equipment. When your workout calls for 400m run but you only have a rower, CardioConversion tells you exactly how many meters to row for equivalent effort. FEATURES ⢠Convert between running, rowing, skiing, biking, and more ⢠See calories burned for male and female athletes ⢠Quick presets for common distances (400m, 800m, 1600m, 5000m) ⢠Dark mode support ⢠Works offline - no internet required PREMIUM FEATURES ⢠Unlock additional equipment: burpees, pull-ups, wall balls, and more ⢠Customize conversion ratios to match your fitness level ⢠Reorder equipment tiles to match your preferences ⢠Ad-free experience Perfect for CrossFit, functional fitness, and HYROX training. EQUIPMENT SUPPORTED Free: Outdoor Run, Row Erg, Echo Bike, Assault Bike Premium: AirRunner, Ski Erg, Bike Erg, Burpees, Pull-ups, Wall Balls, Double Unders, Box Jumps, Air Squats, Kettlebell Swings
Screenshots
Verdict
Circuit Smash RPG and Cardio Conversion are too close to call on the numbers: across 6 compared parameters ā price, update cadence, ads and in-app purchases among them ā neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Circuit Smash RPG sells 1 in-app purchase, starting at $19.99 per year and Cardio Conversion sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Circuit Smash RPG ships an update every 9 days, Cardio Conversion weekly. The most recent releases landed on October 5, 2026 and October 27, 2026 respectively.
| Parameter | Circuit Smash RPG | Cardio Conversion |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days | Weekly ā better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 15.1 ā better |
| Further details ā not scored | ||
| Size | 19 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Jazzlab Tech AS | Ryan Rodemoyer |
In-app purchases
Circuit Smash RPG
- Full access7 Days trial$19.991 Year
Cardio Conversion
- Premium Unlock$4.99
Questions
Is Circuit Smash RPG free?
Is Cardio Conversion free?
Do Circuit Smash RPG or Cardio Conversion have ads?
Which is updated more often, Circuit Smash RPG or Cardio Conversion?
Other comparisons















