Comparison

Sigma vs R211 Run

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

R211 Run

Features
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A Personalized Training Plan Generator for Everyday Runners From 5K, 10K, half marathon to full marathon (with support for marathon goals as fast as 2:30), our system builds scientifically structured, flexible, and actionable training plans based on your race date and current fitness level — making high-performance training accessible to all. > Why Choose Us Higher performance ceiling — Supports full marathon goals down to 2:30, covering both recreational runners and competitive athletes. Truly personalized plans — Tailored by race date, number of training weeks, available training days per week, and weekly mileage range. Science-backed structure — Periodized training phases including Base / Peak / Taper for progressive overload and reduced injury risk. All workout types included — Easy runs, tempo runs, threshold sessions, intervals, long runs, recovery runs, fartleks, cross-training. Flexible & easy to adjust — Sudden schedule change? Quickly reshuffle the current week or swap individual workouts. Goal-oriented by design — Each plan is engineered around your target 5K/10K/Half/Full PB, ensuring balanced weekly workload and effort distribution. > Who It’s For Runners preparing for a 5K / 10K / Half / Full Marathon with a structured plan Advanced runners seeking higher intensity and precise training ratios (including sub-2:30 marathoners) Busy athletes wanting to maximize gains within limited time > How It Works Choose your target distance and finish time, then set your race date and training duration Tell us your available training days and preferred weekly mileage range Generate your personalized plan with one tap — follow it week by week, adjusting as needed > Important Notes This app provides training guidance only and is not a substitute for medical advice. Consult a professional if you experience pain or injury. Start with a conservative goal and gradually increase your training load.

Screenshots

Sigma3 screens
R211 Run3 screens

Verdict

The call

The clearest difference is in-app purchases: Sigma at none against R211 Run's 2. Sigma also leads on update cadence (weekly vs every 2 weeks). R211 Run's advantage is iOS requirement (12.0 vs 14.0). On price, ads and device support 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. R211 Run sells 2 one-off in-app purchases. Sigma asks for nothing beyond the download.

UpkeepUpdate frequency

Sigma ships an update weekly, R211 Run every 2 weeks. Both last shipped on October 30, 2026.

Scorecard3 real differences · 7 level
Sigma versus R211 Run: the parameters behind the verdict, then further details
ParameterSigmaR211 Run
PriceFreeFree
Rating4.5 (56 ratings) — better—
Positive reviews86.8% of reviews—
Number of ratings56 — better—
Update frequencyWeekly — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.012.0 — better
Further details — not scored
Size232 MB32 MB
Age rating12+17+
DeveloperChaoshi Technology (Shanghai) Co., Ltd.Kouyi (Hangzhou) Sports Technology Co Ltd

In-app purchases

None

Sigma

No in-app purchases

2 purchases

R211 Run

One-time2
  • Half Marathon Training Plan$14.99
  • Marathon Training Plan$24.99

Questions

Is Sigma free?
Sigma is free to download, with no in-app purchases.
Is R211 Run free?
R211 Run is free to download, with in-app purchases available.
Do Sigma or R211 Run have ads?
Neither Sigma nor R211 Run shows ads.
Which is updated more often, Sigma or R211 Run?
Sigma ships an update weekly, and R211 Run every 2 weeks. Most recently, Sigma was updated on October 30, 2026 and R211 Run on October 30, 2026.

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