Comparison

iKey vs Dolphin BMS

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

Head to head
About

iKey

Features
Read full description

iKeyθ“η‰™ζŽ§θ½¦,摇一摇开关锁..

About

Dolphin BMS

Features
Read full description

**Dolphin BMS – Intelligent Battery Management System** Dive into smarter energy management with Dolphin BMS. Our advanced battery management technology delivers reliable monitoring and protection for various energy storage applications, combining smart features with user-friendly operation. **Core Monitoring Features** - Real-time State of Charge (SOC) tracking - Individual cell voltage monitoring - Multi-point temperature sensing - Current flow measurement **Protection Systems** - Overvoltage and undervoltage protection - Overcurrent and short-circuit protection - Thermal runaway prevention - Multi-level safety mechanisms **Battery Optimization** - Active cell balancing technology - Smart charge/discharge management - Performance optimization algorithms - Energy efficiency enhancement **Connectivity & Communication** - Bluetooth 5.0 connectivity - CAN bus communication - Mobile app integration - Remote monitoring capability **Smart Features** - Real-time fault detection - Customizable protection parameters - Automatic sleep mode - Alert and notification system **Performance Tracking** - Cell voltage balance monitoring - Charge/discharge efficiency tracking - Temperature distribution analysis - Historical data recording **Technical Specifications** - High-accuracy measurement - Wide battery compatibility - Configurable settings - Secure data transmission - Firmware update support **Applications** - Residential energy storage - Marine applications - Electric vehicles - Solar power systems - Backup power solutions **Dolphin BMS – Smart Protection for Your Energy Journey** **Quality Assurance** - International safety standards compliance - Quality management system certified - Performance tested and verified

Screenshots

iKey1 screens
Dolphin BMS4 screens

Verdict

The call

The clearest difference is iOS requirement: iKey at 9.0 against Dolphin BMS's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iKey ships an update every 11 days, Dolphin BMS fortnightly. The most recent releases landed on September 13, 2026 and October 11, 2026 respectively.

Scorecard1 real difference Β· 5 level
iKey versus Dolphin BMS: the parameters behind the verdict, then further details
ParameteriKeyDolphin BMS
PriceFreeFree
Update frequencyEvery 11 days β€” betterFortnightly
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 β€” better13.0
Further details β€” not scored
Size26 MB51 MB
Age rating4+17+
DeveloperKai Ho Leungζƒ ε·žεΈ‚δ½°ι“­θ―šη”΅ε­ζœ‰ι™ε…¬εΈ

In-app purchases

None

iKey

No in-app purchases

None

Dolphin BMS

No in-app purchases

Questions

Is iKey free?
iKey is free to download, with no in-app purchases.
Is Dolphin BMS free?
Dolphin BMS is free to download, with no in-app purchases.
Do iKey or Dolphin BMS have ads?
Neither iKey nor Dolphin BMS shows ads.
Which is updated more often, iKey or Dolphin BMS?
iKey ships an update every 11 days, and Dolphin BMS fortnightly. Most recently, iKey was updated on September 13, 2026 and Dolphin BMS on October 11, 2026.

Other comparisons