Comparison

IMPELLO vs byOne

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

Head to head
About

IMPELLO

This app helps lifters track their workouts with faster logging and clear progress visualization. Manage rest, save routines, and review exercise history. It also offers Apple Watch integration for wrist-based tracking and heart rate monitoring.

Highlights
  • Fast workout logging
  • Clear progress visualization
  • Rest timer management
  • Save custom workouts
  • Exercise history review
  • Apple Watch integration
  • Heart rate monitoring
Features
Read full description

Impello is a focused training log for lifters who want faster logging, clearer progress, and fewer interruptions while they train. Log sets, manage rest, save workouts, and review progress by exercise. Impello keeps your training history organized and your active session easy to control. With Apple Watch, you can follow your session from your wrist, view heart rate, adjust sets with the Digital Crown, log work, and stay synced with the phone app. Impello is built for consistency, not noise.

About

byOne

Features
Read full description

byOne is the ultimate workout tracker designed to keep your training focused and organized. Whether you're lifting heavy or just trying to stay consistent, byOne adapts to your schedule. Features: • Smart Scheduling: Easily plan your week, swap workout days, and manage rest days. • Clean Tracking: Log your sets, reps, and weights without distractions. • Live Activities: Keep an eye on your rest timers right from your lock screen. • Your Routine: Use built-in templates or create your own custom workouts. Love byOne? A quick App Store review helps us out massively! Have a feature request or need help? Reach out directly at byone.support@gmail.com so we can actually reply to you!

Screenshots

IMPELLO4 screens
byOne4 screens

Verdict

The call

The clearest difference is in-app purchases: IMPELLO at none against byOne's 3. IMPELLO also leads on device support (4 vs 1) and iOS requirement (15.1 vs 17.0). byOne's advantage is update cadence (every 2 days vs every 5 days). On price 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. byOne sells 3 one-off in-app purchases. IMPELLO asks for nothing beyond the download.

UpkeepUpdate frequency

IMPELLO ships an update every 5 days, byOne every 2 days. Both last shipped on October 24, 2026.

Scorecard4 real differences · 5 level
IMPELLO versus byOne: the parameters behind the verdict, then further details
ParameterIMPELLObyOne
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 5 daysEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size36 MB20 MB
Age rating4+4+
DeveloperRudy AquinoKhalifa Seck

In-app purchases

None

IMPELLO

No in-app purchases

3 purchases

byOne

One-time3
  • Small tip$1.99
  • Coffee$4.99
  • Big tip$9.99

Questions

Is IMPELLO free?
IMPELLO is free to download, with no in-app purchases.
Is byOne free?
byOne is free to download, with in-app purchases available.
Do IMPELLO or byOne have ads?
Neither IMPELLO nor byOne shows ads.
Which is updated more often, IMPELLO or byOne?
IMPELLO ships an update every 5 days, and byOne every 2 days. Most recently, IMPELLO was updated on October 24, 2026 and byOne on October 24, 2026.

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