Comparison

Sigma vs Pumpa Workout Log

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

Head to head
About

Sigma

This app offers a distraction-free running experience with detailed daily, weekly, and monthly analysis of your runs. It visualizes your running data and creates a map diary of your routes and moods, with AI-powered personalized coaching based on your history.

Highlights
  • Distraction-free running recording
  • Daily, weekly, monthly analysis
  • Map diary of routes and moods
  • AI-powered personalized coaching
  • Visualized calorie consumption
  • Data migration from multiple devices
Read full description

我们是一群爱跑步的设计师,纯粹、仪式感、真正懂你 —— 这才是我们想给你的跑步体验。 【你最关心的功能】 - 清爽干净的开跑:全程无打扰,自由记录你的奔跑 - 好看有趣的记录:日/周/月的多维分析视图,记录你所有跑步轨迹的总和 - 点亮心情的地图日记:跑过的城市与心情,所有回忆都收藏在一张地图里 - 贴身指导的AI伙伴:结合北京体育大学知识库,基于你的历史数据提供专业分析与个性化建议 - 可度量的跑步数据:卡路里消耗的趣味可视化,配速对标动物世界的实力 - 历史数据一键迁移:已支持苹果、佳明、华为、小米、高驰、华米和颂拓手表 【官方账号】 官网:https://www.sigma.run 小红书:@Sigma 【隐私政策】 隐私政策:https://www.sigma.run/privacy

About

Pumpa Workout Log

Log your gym sessions, plan strength workouts, and track progress. This app offers a comprehensive exercise library, nutrition tracking, and social accountability features. Integrate with Apple Health for a holistic view of your fitness journey.

Highlights
  • Set-by-set workout logging
  • Pre-built and custom workout plans
  • Nutrition and intermittent fasting tracking
  • 220+ exercise library with demos
  • Apple Health integration
  • Social accountability with friends
  • Data export in Markdown format
Features
Read full description

Build a training record you can use next time. Pumpa helps you log every set, plan strength workouts, and review your training alongside food and body records, at the gym or at home. • Free workouts and set-by-set logging Record weight, reps, and sets for every exercise. Use rest timers and training-volume stats to keep a complete record of each session. • Workout plans and weekly schedule Choose from 3-day routines, upper/lower splits, push-pull-legs, 4-day and 5-day splits, powerlifting, fat-loss plans, and more, or build a schedule around your own goals. • Nutrition plans and intermittent fasting Set daily calorie and nutrition targets, log food by meal, use carb cycling and 16:8 fasting plans, and review past trends. • 220+ exercise library Browse common strength exercises with video or animated demonstrations for quick reference at the gym or at home. • Apple Health integration With your permission, Pumpa can read workouts, heart rate, active energy, body weight, and resting heart rate from Apple Health to organize training records and health trends. • Training stats, monthly reports, and body tracking Review workout frequency, duration, volume, category breakdowns, and monthly summaries, while tracking weight and body changes. • Stay accountable with friends Add friends by invite code, view each other's workout check-ins, and send reminders. This feature uses each user's own Apple iCloud. • Rep-count challenges Use the camera for pull-up or push-up counting challenges. Recognition results are for fitness entertainment only and may be inaccurate. • Home Screen widgets and Live Activities Quickly view your training streak, monthly calendar, and rest-timer progress. • Export your training data Export training and body records as Markdown for backup, review, or analysis with a tool you choose. Some features require membership, including exercise history and personal records. See the app for membership details. Core workout logging does not require a Pumpa account. The library includes strength, cardio, warm-up and stretching exercises. Warm-up and stretching demonstrations require an active membership or trial. Terms of Service: https://fitness-matrix.github.io/trainup-ios-docs/terms.html Privacy Policy: https://fitness-matrix.github.io/trainup-ios-docs/privacy.html

Screenshots

Sigma3 screens
Pumpa Workout Log4 screens

Verdict

The call

The clearest difference is in-app purchases: Sigma at none against Pumpa Workout Log's 3. Sigma also leads on ratings volume (56 vs 2). Pumpa Workout Log's advantage is review sentiment (100% vs 87%). On price, rating, update cadence 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. Pumpa Workout Log sells 3 in-app purchases, starting at $4.99 per month. Sigma asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Sigma against 4.5 for Pumpa Workout Log. That said, the two scores are not equally well evidenced: Sigma has 56 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 87% of Sigma's written reviews are positive against 100% of Pumpa Workout Log's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 4, 2026 and November 7, 2026 respectively.

Scorecard4 real differences · 6 level
Sigma versus Pumpa Workout Log: the parameters behind the verdict, then further details
ParameterSigmaPumpa Workout Log
PriceFreeFree
Rating4.5 (56 ratings)4.5 (2 ratings) — better
Positive reviews86.8% of reviews100.0% of reviews — better
Number of ratings56 — better2
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size232 MB92 MB
Age rating12+4+
DeveloperChaoshi Technology (Shanghai) Co., Ltd.晓平 曾

Customer experience

Sigma

All ratings56 ratings
Positive85.7%
Neutral1.8%
Negative12.5%
Written reviews106 reviews
Positive86.8%
Neutral2.8%
Negative10.4%

Pumpa Workout Log

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sigma

No in-app purchases

3 purchases

Pumpa Workout Log

Subscriptions2
  • Pro Monthly$4.991 Month
  • Pro Yearly$14.991 Year
One-time1
  • Pro Lifetime$19.99

Questions

Is Sigma free?
Sigma is free to download, with no in-app purchases.
Is Pumpa Workout Log free?
Pumpa Workout Log is free to download, with in-app purchases available.
Which has better reviews, Sigma or Pumpa Workout Log?
Pumpa Workout Log is rated higher. Sigma averages 4.5 out of 5 from 56 ratings, while Pumpa Workout Log averages 4.5 from 2 ratings.
Do Sigma or Pumpa Workout Log have ads?
Neither Sigma nor Pumpa Workout Log shows ads.
Which is updated more often, Sigma or Pumpa Workout Log?
Sigma ships an update weekly, and Pumpa Workout Log weekly. Most recently, Sigma was updated on November 4, 2026 and Pumpa Workout Log on November 7, 2026.

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