Comparison

Rayvolt EIVA USA vs Joint Maker Lab

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

Head to head
About

Rayvolt EIVA USA

Control and customize your electric bike's performance with this app. Monitor real-time data like speed and battery, and adjust advanced settings for acceleration and pedal assistance.

Highlights
  • Real-time bike data monitoring
  • Adjustable pedal assistance
  • Customizable acceleration settings
  • Bluetooth device connection
  • Advanced voltage adjustments
Features
Read full description

With EIVA app you will access to all your bike settings. You can connect using QR scan or search device function. Please make sure you have turn on bluetooth in your device. Once time you connect you can see following parameters in real time: - Speed. - Battery - Amperage - Pedal assistance level You can adjust your favourite settings on "Advanced settings" section where you can modify "acceleration" , "pedal assistance ratio", "voltage"...etc Join the Rayvolution!

About

Joint Maker Lab

Features
Read full description

Platform Introduction The platform is committed to building an ecological community for in-depth co-creation among users, and establishing a full-process participation system from demand insight to product implementation. Through the user segmentation (contribution + clustering) operation mechanism, core users are invited to participate in the four key stages of product definition, joint development, scenario testing, and market validation throughout the process, and a real-time feedback closed-loop system is established. Meanwhile, a user incentive point system is constructed to quickly iterate high-quality suggestions into product optimization, ultimately forming an ecological closed loop of "demand co-creation - product co-research - value sharing" to create an ideal product that truly meets interactive experience and offers excellent performance. Product Manifesto From creative inspiration to technological breakthrough, jointly create the ideal product Core Proposition Focusing on the concept of "letting technology products evolve through customer engagement", consumers have transformed from "passive users" to "product co-creators" Platform Audience Positioning Pioneers who love digital black technology, have unique insights into home, audio-visual, and energy storage products, and are creative innovators with boundless imagination A chronicler of daily life, hoping to jointly create more exceptional products with Anker Be willing to share your usage scenarios and needs for Anker products User Rights Participate in the new product internal testing rights and contribute ideas to the new product design Priority participation in irregular brand events, offline interviews... Enjoy exclusive welfare discounts and surprises, making it truly spectacular

Screenshots

Rayvolt EIVA USA4 screens
Joint Maker Lab4 screens

Verdict

The call

The clearest difference is iOS requirement: Rayvolt EIVA USA at 12.0 against Joint Maker Lab's 15.1. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 9 level
Rayvolt EIVA USA versus Joint Maker Lab: the parameters behind the verdict, then further details
ParameterRayvolt EIVA USAJoint Maker Lab
PriceFreeFree
Rating4.5 (4 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings4 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size29 MB132 MB
Age rating17+17+
DeveloperExxite Bike S.LPower Mobile Life LLC

In-app purchases

None

Rayvolt EIVA USA

No in-app purchases

None

Joint Maker Lab

No in-app purchases

Questions

Is Rayvolt EIVA USA free?
Rayvolt EIVA USA is free to download, with no in-app purchases.
Is Joint Maker Lab free?
Joint Maker Lab is free to download, with no in-app purchases.
Do Rayvolt EIVA USA or Joint Maker Lab have ads?
Neither Rayvolt EIVA USA nor Joint Maker Lab shows ads.
Which is updated more often, Rayvolt EIVA USA or Joint Maker Lab?
Rayvolt EIVA USA ships an update every 2 months, and Joint Maker Lab every 2 months. Most recently, Rayvolt EIVA USA was updated on October 12, 2026 and Joint Maker Lab on October 19, 2026.

Other comparisons