Comparison

nSuns 5/3/1 vs Forge 5/3/1

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

Head to head
About

nSuns 5/3/1

This app is a dedicated companion for the nSuns 5/3/1 strength training program. It allows users to log lifts, track progress, and automatically calculates weight progression based on training max and AMRAP results. Customizable features and progress charts help users optimize their workouts.

Highlights
  • Log lifts and track progress
  • Automatic weight progression
  • AMRAP-driven programming
  • Customizable accessory exercises
  • Rest timer with Apple Watch support
  • Progress charts for main lifts
  • iCloud sync
Features
Read full description

The dedicated tracking companion for the nSuns 5/3/1 strength program. Log your lifts, track your progress, and let the app handle the math. Your Training Max and AMRAP results drive automatic weight progression — no spreadsheets needed. FEATURES • 4-day, 5-day, 6-day Squat and 6-day Deadlift templates • Automatic weight and rep programming based on your Training Max • AMRAP-driven progression — lift more, the app adjusts automatically • Customizable accessory exercises for each day • Rest timer with Apple Watch support • Progress charts for each main lift • iCloud sync — workouts and history across all your devices • Metric and imperial units APPLE WATCH A companion watch app keeps your rest timer and current set on your wrist. ABOUT THE PROGRAM The nSuns 5/3/1 LP program was created by reddit user /u/nSuns. For details: reddit.com/r/nSuns ABOUT THIS APP Built by a lifter, for lifters. Free to download — no paywalled core features. If you find it useful, a rating in the App Store means a lot. Contact: reddit.com/u/jonnybeegod

About

Forge 5/3/1

This powerlifting app helps users follow the Wendler 5/3/1 Boring But Big program with personalized workouts. It offers detailed tracking, history, and gym-ready features, with optional premium upgrades for advanced customization and data management.

Highlights
  • Personalized 5/3/1 BBB workouts
  • Classic Wendler progression
  • Log sets, reps, and weights
  • Volume and estimated 1RM tracking
  • Offline functionality
  • Plate calculator
  • Customizable training percentages
Features
Read full description

Forge 531 is your powerlifting companion for Wendler 5/3/1 Boring But Big—built for lifters who want precision, customization, and privacy. No ads-driven onboarding and no required account. PROGRAM & WORKOUTS (included) • Enter one-rep maxes for squat, bench press, deadlift, and overhead press—Forge generates personalized 5/3/1 BBB sessions from your training maxes • Classic Wendler progression with Boring But Big assistance work • Four-week cycles including deload; intuitive week navigation and cycle management • Metric or imperial units—switch anytime in Settings TRACKING & HISTORY (included) • Log sets, reps, and weights for every workout • Volume totals (weight × reps) • Estimated 1RM from AMRAP sets (Brzycki) • Full history with analytics so you can see progress over time GYM-READY DESIGN (included) • Optional keep screen awake during sessions • Dark theme suited to dim floors • Fast movement between weeks and workout detail PRIVACY & SIMPLICITY (included) • No account—ever. Nothing to register; nothing you must log into later • Your data stays on your device—not tied to a Forge cloud profile • Works offline for everyday training PREMIUM — SMART PLATES & LOADS (14-day free trial, then one-time purchase — no subscription) • Plate calculator — visual plate combinations for any target weight • Plate settings — barbell weight and inventory that match your gym • Full calculator access lines up with your metric/imperial choice once Premium is active PREMIUM — TRAINING CONTROL (same trial / purchase model) • Training max % adjustments — tune percentages off Wendler defaults • Progressions customization — adjust weekly progression percentages • Warm-up sets — bar-only and configurable percentage warm-ups before working sets (deload options in Settings) PREMIUM — DATA PORTABILITY (Not included in the free trial — unlocks with Premium purchase) • Import/export — backup and restore workout history via CSV HOW PREMIUM WORKS New users receive a 14-day trial for most Premium features listed above.** Import/export requires a Premium purchase and is not part of the trial.** After the trial ends, Premium remains available as a one-time purchase—no subscription.

Screenshots

nSuns 5/3/14 screens
Forge 5/3/14 screens

Verdict

The call

The clearest difference is ratings volume: nSuns 5/3/1 at 4.9K against Forge 5/3/1's 1. nSuns 5/3/1 also leads on update cadence (every 9 days vs every 3 weeks). Forge 5/3/1's advantage is iOS requirement (13.0 vs 17.0). On price, rating, review sentiment and ads 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. nSuns 5/3/1 sells 6 one-off in-app purchases and Forge 5/3/1 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for nSuns 5/3/1 against 5.0 for Forge 5/3/1. That said, the two scores are not equally well evidenced: nSuns 5/3/1 has 4.9K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 97% of nSuns 5/3/1's written reviews are positive against 100% of Forge 5/3/1's.

UpkeepUpdate frequency

nSuns 5/3/1 ships an update every 9 days, Forge 5/3/1 every 3 weeks. The most recent releases landed on October 18, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 7 level
nSuns 5/3/1 versus Forge 5/3/1: the parameters behind the verdict, then further details
ParameternSuns 5/3/1Forge 5/3/1
PriceFreeFree
Rating4.9 (4.9K ratings)5.0 (1 ratings) — better
Positive reviews96.7% of reviews100.0% of reviews — better
Number of ratings4.9K — better1
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size8 MB26 MB
Age rating9+12+
DeveloperJonas ReichertDev IT Digital LLC

Customer experience

nSuns 5/3/1

All ratings4,902 ratings
Positive98.7%
Neutral0.8%
Negative0.6%
Written reviews242 reviews
Positive96.7%
Neutral0.8%
Negative2.5%

Forge 5/3/1

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

nSuns 5/3/1

Reported bugs

3 issues
  • Workout template not updating correctly
  • Timer issues or disappearing on app switch
  • Inconsistencies with training max updates

Requested features

5 requests
  • Ability to customize workout days
  • Option to add and track custom accessory exercises
  • Carry over accessory exercises to next cycle
  • Plate calculator or weight breakdown feature
  • Notes section for each workout

Forge 5/3/1

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

nSuns 5/3/1

One-time6
  • Beer$0.99
  • Coffee$1.99
  • Protein Brownie$2.99
Show 3 more
  • Protein Shake$3.99
  • Gym Weekly Fee$4.99
  • Supporter$8.99
1 purchases

Forge 5/3/1

One-time1
  • Premium Features$4.99

Questions

Is nSuns 5/3/1 free?
nSuns 5/3/1 is free to download, with in-app purchases available.
Is Forge 5/3/1 free?
Forge 5/3/1 is free to download, with in-app purchases available.
Which has better reviews, nSuns 5/3/1 or Forge 5/3/1?
Forge 5/3/1 is rated higher. nSuns 5/3/1 averages 4.9 out of 5 from 4.9K ratings, while Forge 5/3/1 averages 5.0 from 1 ratings.
Do nSuns 5/3/1 or Forge 5/3/1 have ads?
Neither nSuns 5/3/1 nor Forge 5/3/1 shows ads.
Which is updated more often, nSuns 5/3/1 or Forge 5/3/1?
nSuns 5/3/1 ships an update every 9 days, and Forge 5/3/1 every 3 weeks. Most recently, nSuns 5/3/1 was updated on October 18, 2026 and Forge 5/3/1 on October 2, 2026.

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