KT vs Flyvois
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KT
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一款安全私密的免费聊天软件
Flyvois
Securely communicate with end-to-end encrypted chat and share documents like Office files and PDFs. Enjoy cost-effective, large-scale group chats and customize the client with SDKs. Easily switch between multiple accounts on the same device and share your location with friends.
- End-to-end encrypted chat
- Document viewing (Office, PDF, TXT)
- No third-party service fees
- Large-scale group chats (10,000+ users)
- SDK for client customization
- Multi-account login on one device
- Location sharing
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1、任何聊天记录不进行云存储，让你的信息比你想象中更安全 2、支持Office文档、PDF、TXT等多种常用格式文档，查看文档更高效。 3、自主可控，不产生第三方服务费，极大节约成本 4、传统群聊已无法满足业务万人群可以弥补传统群聊缺点 5、通过SDK和扩展机制，可以对客户端做深度扩展定制。 6、同设备支持多账号登录，随时随地一键切换。方便管理 7、与您的好友共享位置
Screenshots
Verdict
KT and Flyvois are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 27, 2026 and October 19, 2026 respectively.
| Parameter | KT | Flyvois |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 65 MB | 98 MB |
| Age rating | 17+ | 4+ |
| Developer | Chengdu Vino Flare Technology Co., Ltd. | Chongqing Tuanwang Technology Co., LTD |
In-app purchases
KT
No in-app purchases
Flyvois
No in-app purchases
