The Plus Set vs PR Foundry
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Plus Set
This app simplifies tracking your Wendler 5/3/1 workouts, including Boring But Big assistance. It automatically calculates weights, tracks progress, and features a built-in rest timer. Focus on your training with smart progression and flexible customization.
- Automatic weight calculation
- Plate loading guidance
- Warmup and working set tracking
- AMRAP set prompts
- Estimated 1RM calculation
- Built-in rest timer
- Calendar workout history
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The Plus Set is a clean, focused app for tracking Wendler 5/3/1 workouts with Boring But Big (BBB) assistance work. SIMPLE WORKOUT TRACKING • Automatically calculates weights for each set based on your training maxes • Shows exact plate loading for every weight (no more mental math) • Tracks warmup sets, working sets, and BBB assistance work • Tap to log reps, with special prompts for AMRAP sets SMART PROGRESSION • Calculates estimated 1RM from your AMRAP performance using the Epley formula • Automatically suggests new training maxes after each cycle • Training maxes only go up, never down BUILT-IN REST TIMER • Automatic rest timer starts after each set • Configurable durations for warmup, working sets, and BBB • Choose from 8 different chime sounds • Access timer anytime from the dedicated Timer tab TRACK YOUR PROGRESS • Calendar view shows workout history at a glance • Personal records tracked automatically • PR celebrations when you hit new bests • Export your full workout history for backup or analysis FLEXIBLE TRAINING • Choose which exercise to start each session • Change exercises mid-workout if needed • Customize exercise order to match your schedule • Adjustable training max percentage (80-100%) SYNCS ACROSS DEVICES • iCloud sync keeps your data backed up • Access your workout history on all your devices NO SUBSCRIPTIONS • One-time purchase, no recurring fees • No ads, no tracking, no accounts required Whether you're new to 5/3/1 or a seasoned lifter, The Plus Set helps you focus on what matters: putting in the work and getting stronger.
PR Foundry
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PR Foundry is a strength app for powerlifters and serious lifters. Pick a program, set your maxes, and it builds your training week from the real published protocol. Log every set as you go, and it keeps score. Ten programs are included, each built to match how its author actually wrote it: Westside Conjugate, Sheiko, Smolov, Calgary Barbell, 5/3/1, nSuns 531 LP, GZCL, Classic Strength (Texas Method, Madcow 5x5, StrongLifts 5x5, Starting Strength), Bullmastiff, and Physique Forge — a 16-week bodybuilding program with 3, 4, 5, and 6-day splits. Most come with their known variants, like Sheiko 29 through 40, Smolov Jr., 5/3/1 Boring But Big, and the GZCL Rippler. Your week is generated from each program's own sets, reps, and percentages, then mapped to your 1RMs (with a Training Max where the program uses one). These are the actual programs, not generic logging dressed up with their names. TRACKING - One screen per exercise, with warm-up ramps and working sets - Log weight, reps, and RPE, then auto-advance to the next set - A rest timer that starts on its own and adjusts to the effort you logged - AMRAP top sets, plus paused, tempo, and drop sets; supersets and giant sets - A live PR banner when a set beats your estimated 1RM - Last session carries over, so accessory weights pre-fill - Weight suggestions when your logged RPE runs off target - Session duration and an estimated calorie burn on the summary YOUR WORKOUT, NOT THE APP'S - Swap any exercise mid-workout — main lifts included; warm-ups and reps carry over - Add or remove exercises and sets mid-session; changes never touch the rest of your week - Fix the weight on one set and the sets below follow - Delete a single set, or jot a note on an exercise - Create your own exercises on the spot, including cardio logged by time and distance HISTORY - Open any past workout laid out exactly as you trained it, plate math and all - Per-exercise history, one tap from the tracker - An exercise library with current weight, best set, and estimated 1RM per movement - Share a finished workout as an image card APPLE WATCH AND LOCK SCREEN - Live heart rate next to the rest timer — the watch app starts itself when you begin - An optional rest mode that ends when your heart rate recovers, not when a countdown runs out - A wrist tap when rest ends, and a chime through your headphones even on silent - A lock-screen Live Activity and Dynamic Island with the current set and rest countdown - Workouts saved to Apple Health with heart rate and energy TOOLS - A plate calculator that draws what to load on one side of the bar, from your own plates and bar weight - 1RM manager and calculator (Epley, Brzycki, Lombardi) - RPE and RIR calculator - Strength trends per lift and tonnage by week, exercise, and muscle group, with deloads called out - Body measurements over time - Your gym's entry barcode one tap away, at full brightness so the scanner reads it - Post workouts to Strava as structured strength activities, with heart rate and calories - Works in lbs or kg BRING YOUR OWN AI - Connect Claude, ChatGPT, or any assistant that speaks MCP to your account - It reads your real history — workouts, estimated 1RMs, body measurements — and writes programs back, week by week - AI programs run like the built-in ten: pick one, generate the week, and it flows into the tracker PRIVATE BY DEFAULT PR Foundry runs on your phone. There is no account to create, it works with no signal, and the app carries no analytics, ads, or trackers. Cloud sync, the AI connection, and Strava are all optional and off until you turn them on. Nothing leaves your phone unless you ask it to. Your training data stays yours, and you can export all of it to JSON or CSV whenever you want. Terms of Use: https://prfoundry.fit/terms Privacy Policy: https://prfoundry.fit/privacy PR Foundry gives you general strength-training information, not medical advice. Lift with good form and stop if something hurts.
Screenshots
Verdict
The Plus Set and PR Foundry 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
The Plus Set ships an update every 2 weeks, PR Foundry fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | The Plus Set | PR Foundry |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 15 MB |
| Age rating | 17+ | 4+ |
| Developer | Vishal Agrawal | Draxis Inc |
In-app purchases
The Plus Set
No in-app purchases
PR Foundry
No in-app purchases








