Comparison

Bold Studios vs Protocol

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

Head to head
About

Bold Studios

Experience a 50-minute, low-impact, high-intensity full-body workout using the Megaformer machine. Expert instructors guide you through controlled resistance training for an effective fitness journey.

Highlights
  • 50-minute full-body workout
  • Low impact, high intensity
  • Megaformer machine training
  • Experienced instructors
  • Controlled resistance training
Features
Read full description

BOLD is a Lagree Fitness Studio that offers a 50 minute full-body workout that is low impact and high intensity. Our experienced team of instructors will guide you through slow and controlled resistance training on a machine called the Megaformer. While large and robust in size, the Megaformer ensures that you are both supported and safe, while challenging you throughout your Megaformer fitness journey. Here at BOLD, we feel passionately that the Lagree Fitness Method is hands down the most effective full-body workout there is.

About

Protocol

Features
Read full description

Protocol is the all-in-one for running your fitness protocol: habits, nutrition, and training. Lift. Eat. Track. Repeat. Built for people with a goal. The app's job is to remove friction between intent and execution - fast logging, clear feedback, no noise. LIFT • Log sets with weight and reps (lbs or kg, per exercise) • 100+ built-in exercises, or create your own • Supports bodyweight and assisted (negative-weight) movements • See your last attempt and personal record so you always know what to beat • Templates for repeat sessions • Per-exercise analytics and trends EAT • Log meals from a large food database • Scan barcodes to add foods quickly • Track calories and macros by day • Backed by Open Food Facts and USDA data HABITS & BIOMETRICS • Daily habits, tracked like a protocol • Body-weight logging with trends • Home dashboard shows all three pillars at a glance AI COACH (OPTIONAL, SUBSCRIPTION) • Chat with an AI coach about training, nutrition, and recovery • Powered by OpenAI; messages are sent to OpenAI to generate replies PRIVATE BY DEFAULT • Local-first: your data lives on your device (SQLite) • Optional cloud sync, protected with row-level security • No social features, no sharing, no feed - by intentional design • We never sell your data Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://protocol4.net/privacy Terms of Service: https://protocol4.net/terms

Screenshots

Bold Studios4 screens
Protocol4 screens

Verdict

The call

The clearest difference is in-app purchases: Bold Studios at none against Protocol's 1. On price, update cadence, ads and device support 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. Protocol sells 1 in-app purchase, starting at $3.99 per month. Bold Studios asks for nothing beyond the download.

UpkeepUpdate frequency

Bold Studios ships an update monthly, Protocol every 3 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard1 real difference · 9 level
Bold Studios versus Protocol: the parameters behind the verdict, then further details
ParameterBold StudiosProtocol
PriceFreeFree
Rating5.0 (127 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings127 — better—
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better16.6
Further details — not scored
Size38 MB34 MB
Age rating4+4+
DeveloperBold (CA)S6 Industries LLC

In-app purchases

None

Bold Studios

No in-app purchases

1 purchases

Protocol

Subscriptions1
  • Protocol Pro$3.991 Month

Questions

Is Bold Studios free?
Bold Studios is free to download, with no in-app purchases.
Is Protocol free?
Protocol is free to download, with in-app purchases available.
Do Bold Studios or Protocol have ads?
Neither Bold Studios nor Protocol shows ads.
Which is updated more often, Bold Studios or Protocol?
Bold Studios ships an update monthly, and Protocol every 3 weeks. Most recently, Bold Studios was updated on October 24, 2026 and Protocol on October 14, 2026.

Other comparisons