Comparison

Polying 2 vs ChargeDB 充电数据库

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

Head to head
About

Polying 2

Features
Read full description

Polying 2 is an APP specially designed for interacting with Bluetooth smart devices. Function: 1. Bind Bluetooth smart device Users can use their mobile phones to bind Bluetooth smart devices, so that they can interact with the device through their mobile phones. Display the current status of the device and modify the parameters of the device. 2. Firmware upgrade Polying 2 will automatically detect and upgrade the firmware of Bluetooth smart devices.

About

ChargeDB 充电数据库

Features
Read full description

ChargeDB 是一个专注于充电设备的数据查询工具,帮助你更轻松地了解和比较移动电源、充电器、数据线等产品。 你可以在产品库中浏览真实产品资料,按品类、品牌、功率、容量、价格等条件进行搜索和筛选;也可以查看移动电源评分排行榜,从综合、性能、体验等维度快速发现值得关注的产品。 每个产品详情页会展示产品图片、规格参数、评分、优势与不足、测试数据和相关说明,方便你在购买或对比前获得更完整的信息。 ChargeDB 还支持产品对比和社区投稿。你可以对比不同充电宝的容量、重量、体积、输出能力、自充性能等关键指标,也可以提交测试数据、反馈问题或参与待测产品投票。 主要功能: - 产品库:浏览移动电源、充电器、数据线等产品 - 搜索筛选:按品牌、协议、容量、功率、价格等条件查找 - 评分排行:查看移动电源综合、性能、体验排行榜 - 产品详情:查看规格、评分、优缺点和测试数据 - 产品对比:横向比较多款移动电源的核心参数 - 社区投稿:提交测试数据、反馈和待测产品建议 ChargeDB 希望用更清晰的数据,帮你少踩坑,选到真正适合自己的充电设备。

Screenshots

Polying 24 screens
ChargeDB 充电数据库4 screens

Verdict

The call

The clearest difference is iOS requirement: Polying 2 at 16.6 against ChargeDB 充电数据库's 26.0. 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 3 weeks. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

Scorecard1 real difference · 5 level
Polying 2 versus ChargeDB 充电数据库: the parameters behind the verdict, then further details
ParameterPolying 2ChargeDB 充电数据库
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS16.6 — better26.0
Further details — not scored
Size1 MB5 MB
Age rating4+4+
Developer深圳艾斯特创新科技有限公司正洋 陈

In-app purchases

None

Polying 2

No in-app purchases

None

ChargeDB 充电数据库

No in-app purchases

Questions

Is Polying 2 free?
Polying 2 is free to download, with no in-app purchases.
Is ChargeDB 充电数据库 free?
ChargeDB 充电数据库 is free to download, with no in-app purchases.
Do Polying 2 or ChargeDB 充电数据库 have ads?
Neither Polying 2 nor ChargeDB 充电数据库 shows ads.
Which is updated more often, Polying 2 or ChargeDB 充电数据库?
Polying 2 ships an update every 3 weeks, and ChargeDB 充电数据库 every 3 weeks. Most recently, Polying 2 was updated on October 3, 2026 and ChargeDB 充电数据库 on October 13, 2026.

Other comparisons