次元钥匙 vs BrainJD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
次元钥匙
Read full descriptionHide full description
AI角色羁绊: 与喜欢的角色建立独一无二的深度链接,他会感知并“记忆”你们的点滴。 多维时空交互: 探索多元背景设定,与不同性格的AI角色开启关于成长与发现的旅程。 沉浸式情感互动: 基于先进的大语言模型,每一次对话都具备逻辑性与深度,选择将决定关系走向。 智能情感反馈: AI能精准捕捉你的情绪波动,提供具备温度与共鸣的实时响应。 角色演进系统: 角色会根据与你的互动持续学习进化,成为真正懂你的虚拟伙伴。
BrainJD
Read full descriptionHide full description
BrainJD is a voice interaction and character configuration app built for smart companion hardware BrainJD, helping users create one-of-a-kind companion characters that grow and evolve over time. Character Design Users can create and fine-tune a dedicated character for each BrainJD device. By adjusting personality traits, behavioral preferences, and conversational style, they gradually shape a stable, distinctive persona - one that exhibits consistent and perceptible personality traits across long-term interactions. Doll Voice (Voice Capabilities) The app supports loading and managing multiple voice models, with options for voice selection and voice cloning. This gives each persona a vocal expression that resonates with the user's emotional expectations, enhancing the realism, intimacy, and immersion of voice conversations. Dollingo (Character Sharing Platform) Dollingo is a character sharing platform for BrainJD users. Users can browse, share, or adopt doll configurations created by others, discover companion characters of varying styles and settings, and expand their creative inspiration and ways to interact. BrainJD continuously strengthens the emotional coherence and engagement of smart companionship through voice interaction, personalized configuration, and community co-creation.
Screenshots
Verdict
The clearest difference is update cadence: BrainJD at every 3 days against 次元钥匙's every 2 months. On price, ads, in-app purchases 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
Both are free to download. 次元钥匙 sells 6 one-off in-app purchases and BrainJD sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
次元钥匙 ships an update every 2 months, BrainJD every 3 days. Both last shipped on November 5, 2026.
| Parameter | 次元钥匙 | BrainJD |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 124 MB | 109 MB |
| Age rating | 17+ | 12+ |
| Developer | Henan Junfa Advertising Co., Ltd. | 非格式(杭州)智能科技有限公司 |
In-app purchases
次元钥匙
- 60$0.99
- 80 x 石头礼包$0.99
- 600 x 石头礼包$2.99
Show 3 moreShow fewer
- 300 x 石头礼包$3.99
- 980 x 石头礼包$6.99
- 1980 x 石头礼包$14.99
BrainJD
- 瓦片充值$0.99
- 创建复刻音色卡$2.99
- 瓦片充值$3.99
Show 7 moreShow fewer
- 季度会员$6.99
- 瓦片充值$9.99
- 购买自定义娃音$12.99
- 瓦片充值$19.99
- 年度会员$24.99
- 瓦片充值$49.99
- 瓦片充值$99.99








