RIRLift vs ProgressLens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RIRLift
This app is a dedicated workout logbook for serious lifters using Apple Watch. It focuses on tracking reps in reserve, building repeatable routines, and monitoring weekly volume without unnecessary social features or generic fitness noise.
- Apple Watch-first workout logging
- Planned routines with sets and rep ranges
- Track reps in reserve (RIR)
- Weekly hard-set volume by muscle
- Custom exercise creation
- Workout review and history
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Get stronger with a plan, an AI coach, and a workout log that helps you decide what to do next. RIRLift brings strength training together on iPhone and Apple Watch. Build your program, track your sets, and get guidance grounded in the training you actually do. MEET RIV, YOUR AI LIFTING COACH Ask about your progress, plan your next workout, or adjust a session when your schedule changes. Riv works with your training history to put its advice in context. Preview proposed workout and program changes before applying them. KNOW WHAT TO LIFT NEXT Log your weight, reps, and reps in reserve — how many more reps you could have completed. RIRLift uses your logged performance and effort to guide your next working weight, with explanations you can inspect. BUILD A PLAN THAT FITS YOUR LIFE Start with a program based on your goals, experience, schedule, and equipment, or build your own routines. Follow a multiweek Journey to keep your sessions organized and see how your lifts develop across your program. TRAIN ON IPHONE OR APPLE WATCH Follow planned workouts and log sets from your wrist, even with your iPhone left behind. Keep your exercises, rep targets, rest timers, and effort targets close at hand throughout the session. SEE YOUR PROGRESS Track personal records, strength trends, and weekly hard sets by muscle. Use the muscle map to understand where your training volume is going, alongside recovery estimates based on your logged work. KEEP YOUR WORKOUT MOVING • Exercise demonstrations and instructions • Warm-up sets, supersets, drop sets, and rest-pause work • Exercise swaps when equipment is unavailable • A plate calculator to help load the bar • Workout notes, history, and custom exercises • Optional workout saving to Apple Health BRING YOUR TRAINING HISTORY Import workout exports from Hevy, Strong, or FitNotes so you can keep building on the work you have already done. START FREE Log workouts on iPhone and Apple Watch, keep up to four routines per program and two saved programs, and get started with Riv. AI Coach usage limits apply. RIRLift Pro adds more AI Coach access, unlimited routines and saved programs, advanced insights, Coach Fine-tune, and more. Subscription options and pricing are shown in the app. Build your plan. Log your effort. Know your next step. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ProgressLens
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Your progress photos should make change obvious, not leave you guessing. But when every photo is taken from a different angle, distance, or pose, it is hard to tell what actually changed. When progress photos are mixed into your gallery, forgotten between check-ins, or buried among thousands of images, looking back becomes frustrating. ProgressLens helps you build a clear visual record of your progress. Capture more consistent check-ins, keep photos and body measurements organized by date, and compare two moments side by side to see changes that are easy to miss day to day and help you stay motivated to continue. SEE THE CHANGE YOU ARE WORKING FOR Take Front, Side, Back, or custom-label progress photos and compare the same view over time. Choose two check-ins and see them side by side, so you can look beyond daily fluctuations and recognize real progress. Share a comparison when you are proud of how far you have come, with friends, on your story, or just for yourself. Whether you are losing weight, building muscle, getting back into fitness, or simply tracking your body over time, ProgressLens gives you a clearer way to see your journey. TAKE PHOTOS YOU CAN ACTUALLY COMPARE Random photos taken weeks apart with different angles and poses do not make progress easy to see. ProgressLens helps you create matching check-ins, so you can compare the same angle, framing, and pose over time. Use the camera alignment grid and previous-photo guide to line up each new check-in with the last one. Instead of guessing whether anything changed, build photos that make the change easier to see. Review the photo, date, time, label, and note before saving. Import existing photos when you need to add a past check-in to your record. STOP LOSING PROGRESS IN YOUR GALLERY Your progress photos should not disappear between screenshots, holidays, food photos, and random camera images. ProgressLens keeps check-ins and measurement sessions together in one visual timeline. Browse your history by date, open photos full-screen, and revisit the context behind each entry whenever you need it. TRACK THE NUMBERS BEHIND THE CHANGE Photos show the visual change. Measurements help explain it. Log bodyweight, waist, chest, shoulders, arms, thighs, and more. Save a full body measurement session or quickly record a single value, such as your daily weight. Review past measurements by date and see simple charts as your history grows. MAKE CHECK-INS FIT YOUR ROUTINE Use the default Front, Side, and Back labels, or create custom labels for the views that matter to you. Add a short note to remember context later, such as training changes, a new routine, a milestone, or anything else worth looking back on. PRIVATE BY DEFAULT Your photos and measurements stay on your device. No account is required. Create a local backup when you want an extra copy or need to move your history to a new phone. ProgressLens is a progress photo tracker, body measurement tracker, and visual record of the work you put in. Capture the check-ins. Keep the history. See the change. Terms of Use: https://progresslens.app/terms-privacy.html#terms Privacy Policy: https://progresslens.app/terms-privacy.html#privacy Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
RIRLift and ProgressLens 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. RIRLift sells 6 in-app purchases, starting at $9.99 per month and ProgressLens sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
RIRLift ships an update every 5 days, ProgressLens every 3 days. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.
| Parameter | RIRLift | ProgressLens |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (16 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 5 days | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 239 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Scribelet | David Pintaric |
In-app purchases
RIRLift
- RIRLift Pro Monthly7 Days trial$9.991 Month
- RIRLift Pro Monthly$9.991 Month
- RIRLift Pro Yearly7 Days trial$79.991 Year
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- RIRLift Pro Yearly$79.991 Year
- RIRLift Pro Yearly1 Year trial$79.991 Year
- RIRLift Lifetime$199.99
ProgressLens
- Monthly$3.991 Month
- Yearly$24.991 Year
- ProgressLens Pro Lifetime$9.99









