Comparison

Boulderthon vs 16C Fit

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

Head to head
About

Boulderthon

Track race day progress with turn-by-turn navigation and real-time updates for friends and family. Stay informed about your race with live tracking features.

Highlights
  • Real-time race tracking
  • Turn-by-turn navigation
  • Live progress updates for spectators
  • Race day information
Features
Read full description

The Boulderthon app is for race day tracking to receive turn-by-turn instructions and for your friends and family to track your progress in real-time.

About

16C Fit

Features
Read full description

With the 16 Chestnut Fitness App, you can start tracking your workouts and meals, measuring results, and achieving your fitness goals, all with the help of your personal trainer. - Access digital membership pass - Enroll in classes - Book appointments and view session balance - Edit personal information and view membership details - Stay up-to-date with announcements from your club - Review training plans and track workouts - Schedule workouts and stay committed by beating your personal bests - Track progress towards your goals - Manage your nutrition intake as prescribed by your coach - Set health and fitness goals - Message your coach in real-time - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect to wearable devices like Apple Watch (synced to Health app), Fitbit and Withings to sync body stats instantly Download the app today!

Screenshots

Boulderthon4 screens
16C Fit4 screens

Verdict

The call

Boulderthon and 16C Fit are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

UpkeepUpdate frequency

Boulderthon ships an update every 3 weeks, 16C Fit every 4 weeks. The most recent releases landed on October 14, 2026 and September 26, 2026 respectively.

ScorecardNo meaningful differences
Boulderthon versus 16C Fit: the parameters behind the verdict, then further details
ParameterBoulderthon16C Fit
PriceFreeFree
Rating2.7 (6 ratings) — better—
Positive reviews36.4% of reviews—
Number of ratings6 — better—
Update frequencyEvery 3 weeks — betterEvery 4 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.0 — better15.5
Further details — not scored
Size101 MB175 MB
Age rating4+4+
DeveloperBrooksee, LLCTrophy Fitness Design, LP

In-app purchases

None

Boulderthon

No in-app purchases

None

16C Fit

No in-app purchases

Questions

Is Boulderthon free?
Boulderthon is free to download, with no in-app purchases.
Is 16C Fit free?
16C Fit is free to download, with no in-app purchases.
Do Boulderthon or 16C Fit have ads?
Neither Boulderthon nor 16C Fit shows ads.
Which is updated more often, Boulderthon or 16C Fit?
Boulderthon ships an update every 3 weeks, and 16C Fit every 4 weeks. Most recently, Boulderthon was updated on October 14, 2026 and 16C Fit on September 26, 2026.

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