Comparison

Forge vs CurlBro

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

Head to head
About

Forge

This AI-powered coaching assistant for personal trainers allows you to log client workouts by simply talking. It automatically transcribes exercises, sets, reps, and weights, eliminating the need for manual data entry. Clients receive instant email summaries of their sessions.

Highlights
  • Voice-powered session logging
  • AI classification of workout data
  • Session history and client management
  • Automatic personal record tracking
  • Email session summaries for clients
  • Voice editing for corrections
Features
Read full description

Forge is the AI-powered coaching assistant built for personal trainers. Just talk during your session — Forge listens, transcribes, and logs every exercise, set, rep, and weight automatically. No more typing. No more clipboards. No more forgetting what your client did last week. HOW IT WORKS • Hit record and coach naturally • Forge's AI separates workout data from small talk in real time • When you're done, get a structured session summary instantly • Client gets an email recap automatically FEATURES • Voice-powered session logging — just talk, Forge handles the rest • AI classification — workout instructions vs. conversation, sorted automatically • Session history — every client's full training history at your fingertips • Personal records — PRs tracked and highlighted automatically • Client roster — manage all your clients in one place • Session email summaries — clients get a professional recap after every session • Voice editing — "move that last set to incline press" and it's done • Activity feed — see all sessions across clients with email status tracking • Background review — sessions parsed while you coach, review when you're ready PRO FEATURES ($19/mo) • Unlimited sessions (free tier includes 10) • Group classes — one recording, every client logged • Full analytics — strength curves, volume trends, PR tracking • CSV & PDF export — share progress reports with clients BUILT FOR THE GYM Forge works best with AirPods or a wireless mic. Designed for noisy environments where typing isn't an option. PRIVACY FIRST Audio is processed for transcription only and never stored. Your clients' data stays yours. Terms of Service: https://trainwithforge.fit/terms Privacy Policy: https://trainwithforge.fit/privacy

About

CurlBro

This strength-training app allows users to build, run, and log detailed workout sessions. It features an offline-first design with no account or subscription required, focusing on a clean tool for experienced lifters.

Highlights
  • Drag-to-reorder workout builder
  • Superset grouping
  • Built-in workout templates
  • Per-set logging
  • Rest timer with Live Activity
  • Full workout history
  • Share/import workouts as text
Features
Read full description

Build a workout that fits your day, track every set, and see the work add up. CurlBro keeps planning, tracking, rest, and review in one place. Start with a built-in workout, make your own, or get a little help choosing what comes next. TRACK EVERY SET Record reps, weight, time, and distance. Adjust your sets as you go, add notes, and keep a clear record of what you actually did. TAKE YOUR REST Rest is part of the plan. Your timer can start automatically between working sets and superset rounds. Adjust it as you go, or keep an eye on it from the Lock Screen and Dynamic Island with Live Activities on supported iPhones. SEE THE WORK ADD UP Finish with a session summary, then explore your workout history, training volume, and exercise progress. Check what you lifted last time and how your training has changed over time. BUILD YOUR KIND OF WORKOUT Choose exercises, set reps and rest, arrange supersets, and save workouts to use again. Or let CurlBro put a session together around your time, equipment, and preferences, then make it your own. GET A LITTLE HELP WITH WHAT'S NEXT Find exercise suggestions based on the workout you're building. Explore additions, superset pairings, and alternatives when you want to change a movement. MAKE IT YOURS Create custom exercises, share your workouts, and import routines shared from CurlBro. You can also save completed strength workouts to Apple Health. You bring the effort. CurlBro keeps the details.

Screenshots

Forge4 screens
CurlBro4 screens

Verdict

The call

The clearest difference is in-app purchases: CurlBro at none against Forge's 4. Forge's advantage is device support (3 vs 1). On price, rating, review sentiment and ratings volume 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. Forge sells 4 in-app purchases, starting at $9.99 per month. CurlBro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Forge against 5.0 for CurlBro. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Forge ships an update every 3 weeks, CurlBro every 11 days. The most recent releases landed on October 28, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
Forge versus CurlBro: the parameters behind the verdict, then further details
ParameterForgeCurlBro
PriceFreeFree
Rating5.0 (9 ratings)5.0 (4 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings9 — better4
Update frequencyEvery 3 weeksEvery 11 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size97 MB29 MB
Age rating4+4+
DeveloperLightbox Studios LLCSIMONE LONGO

Customer experience

Forge

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

CurlBro

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Forge

Subscriptions4
  • Forge Coach Monthly$9.991 Month
  • ForgePro (Monthly)$19.991 Month
  • Forge Coach Annual$79.991 Year
Show 1 more
  • ForgePro (Annual)$149.991 Year
None

CurlBro

No in-app purchases

Questions

Is Forge free?
Forge is free to download, with in-app purchases available.
Is CurlBro free?
CurlBro is free to download, with no in-app purchases.
Which has better reviews, Forge or CurlBro?
Forge and CurlBro are both rated 5.0 out of 5 on the App Store, from 9 and 4 ratings respectively.
Do Forge or CurlBro have ads?
Neither Forge nor CurlBro shows ads.
Which is updated more often, Forge or CurlBro?
Forge ships an update every 3 weeks, and CurlBro every 11 days. Most recently, Forge was updated on October 28, 2026 and CurlBro on October 16, 2026.

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