thEarthquake Tracker vs CDAS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
thEarthquake Tracker
Stay informed about global seismic activity with real-time earthquake updates. Receive instant notifications when tremors occur, ensuring you're always aware of potential hazards.
- Real-time earthquake data
- Global coverage
- Instant notifications
- Awareness of seismic events
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Be aware of earthquakes as they happen across the world! This app shows earthquakes in real-time, and sends you a notification when they occur.
CDAS
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星云互联推出C-DAS：协作式驾驶辅助系统（Cooperative Driving Assistant System）。泛在连接与端到端应用，防范，于未然。 在终端上运行的人机交互。通过V2X技术填补车辆自身传感器盲区，提前锁定并化解潜在冲突，实现针对驾驶员和行人的协同式辅助驾驶CDAS功能。多种特性加持成为Smart车路协同。 主要功能： 【互联】 支持星云车载设备，实现手机与汽车的智能互联。 【多通信方式】 支持WIFI，Cable，Bluetooth通信，实现多场景智能互联。 【多场景】 支持30+场景： 1.盲区预警； 2.碰撞预警； 3.人车冲突预警； 4.刹车预警； 5.超车预警； 6.异常车辆预警； 7.紧急车辆预警； 8.智能车速引导； 9.红绿灯预警； 10.失控车辆预警； 11.车辆变道预警； 12.追尾预警； 13.交叉口车辆预警； 14.协作式变道； 15.协作式车辆汇入； 16.协作式优先车辆通行； 17.感知共享。 【地图/预警页面】 1.地图的灵活配置，多方式展示车辆在地图上的显示方式； 2.支持地图离线下载，更快捷高效的智能互联； 3.预警页面提供独立化配置，提供更友好的用户界面和更便捷的操作方式。 【声音】 智能语音提示结合界面，实现针对驾驶员和行人的协同式辅助驾驶CDAS功能。 【灵活配置】 设备和协议的灵活配置，提供二次开发和适配能力。
Screenshots
Verdict
The clearest difference is in-app purchases: CDAS at none against thEarthquake Tracker's 2. CDAS also leads on iOS requirement (11.0 vs 13.0). On price, update cadence, ads 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. thEarthquake Tracker sells 2 one-off in-app purchases. CDAS asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.
| Parameter | thEarthquake Tracker | CDAS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 185 MB |
| Age rating | 4+ | 4+ |
| Developer | ThirdHalf.com, LLC | Nebula Link Technology Group Co., Ltd. |
In-app purchases
thEarthquake Tracker
- thEarthQuake Remove Advertising$0.99
- thEarthquake Tip Jar$0.99
CDAS
No in-app purchases
Questions
Is thEarthquake Tracker free?
Is CDAS free?
Do thEarthquake Tracker or CDAS have ads?
Which is updated more often, thEarthquake Tracker or CDAS?
Other comparisons
