Comparison

Sigma vs VaBridge

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 clean and engaging running experience with detailed analysis and personalized AI coaching. Track your runs, visualize your progress, and collect memories of your journeys on a unique map diary.

Highlights
  • Ad-free running experience
  • Daily, weekly, and monthly analysis
  • Map diary of runs and moods
  • AI-powered personalized coaching
  • Visualized calorie consumption
  • Data migration from popular wearables
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

VaBridge

Effortlessly sync your workout activities from Garmin Connect China, Magene China, Coros, and iGPSPORT directly to Strava. This app intelligently handles coordinate systems and avoids duplicate entries, ensuring a seamless experience for athletes who use multiple fitness platforms.

Highlights
  • Connect multiple fitness platforms
  • Fetch activities by date range
  • Select activities for syncing
  • Automatic GPS coordinate conversion
  • Skip duplicate activities
  • View sync results
  • Dual language support
Features
Read full description

VaBridge turns your activities into stories worth sharing. Create posters from your activities Choose a ride, run, walk or hike from Strava. Combine your photos, route and activity stats with a selection of templates to create a personal keepsake. Bring your adventures to life Create videos using your footage and activity data, or follow your route over terrain and satellite imagery. Relive the journey with routes in China and around the world. Make your stats part of the scene Use perspective cards and foreground effects to blend activity data into photos and videos. Supported templates can place cards behind people for a more immersive result. Make it your own Edit text, add images, routes, stats and charts, and adjust their position, size, colors and style. Preview and export your creations, then browse and share them from your collection. Editing options vary by template. Create in your language Use the app and poster templates in nine languages. Posters follow your app language by default, and you can choose a different language for each creation. Optional activity sync Import FIT files or transfer records from supported sports platforms to Strava, including some platforms in China without direct Strava sync. This optional feature is independent of poster creation. Start free, upgrade your way Activity sync and free templates are available at no cost. Unlock Pro templates and features with a monthly subscription, yearly subscription or lifetime purchase. Existing lifetime purchases remain valid. Every activity is worth sharing. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Sigma3 screens
VaBridge3 screens

Verdict

The call

The clearest difference is rating: VaBridge at 5.0 against Sigma's 4.5. VaBridge also leads on update cadence (every 3 days vs weekly). Sigma's advantage is in-app purchases (none vs 3) and ratings volume (55 vs 2). On price, ads, monetization model 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. VaBridge sells 3 in-app purchases, starting at $0.99 per month. Sigma asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

VaBridge holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Sigma has 55 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Sigma ships an update weekly, VaBridge every 3 days. Both last shipped on October 25, 2026.

Scorecard5 real differences · 5 level
Sigma versus VaBridge: the parameters behind the verdict, then further details
ParameterSigmaVaBridge
PriceFreeFree
Rating4.5 (55 ratings)5.0 (2 ratings) — better
Positive reviews86.8% of reviews—
Number of ratings55 — better2
Update frequencyWeeklyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better17.0
Further details — not scored
Size231 MB52 MB
Age rating12+4+
DeveloperChaoshi Technology (Shanghai) Co., Ltd.DavidApp

Customer experience

Sigma

All ratings54 ratings
Positive85.2%
Neutral1.9%
Negative13.0%
Written reviews106 reviews
Positive86.8%
Neutral2.8%
Negative10.4%

VaBridge

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sigma

No in-app purchases

3 purchases

VaBridge

Subscriptions2
  • VaBridge Pro Monthly$0.991 Month
  • VaBridge Pro Yearly$7.991 Year
One-time1
  • VaBridge Pro Lifetime$14.99

Questions

Is Sigma free?
Sigma is free to download, with no in-app purchases.
Is VaBridge free?
VaBridge is free to download, with in-app purchases available.
Which has better reviews, Sigma or VaBridge?
VaBridge is rated higher. Sigma averages 4.5 out of 5 from 55 ratings, while VaBridge averages 5.0 from 2 ratings.
Do Sigma or VaBridge have ads?
Neither Sigma nor VaBridge shows ads.
Which is updated more often, Sigma or VaBridge?
Sigma ships an update weekly, and VaBridge every 3 days. Most recently, Sigma was updated on October 25, 2026 and VaBridge on October 25, 2026.

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