TTKEFU vs Letstalk IM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TTKEFU
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TTKEFU是一款网页即时发起聊天的通信系统；也是网络中常讲的在线客服软件、在线客服系统；它是基于网页与客服间的即时聊天系统与网页电话交互系统；只需将系统生成的一段代码嵌入网站页面中，网站访客点击网页中的对话图标或输入电话拨号，就能直接和网站客服人员进行在线即时交流以及完全免费接听电话；TTKEFU不仅仅是在线客服，同时还为网站提供访客轨迹跟踪、流量统计分析、网页免费电话、同事聊天监控、内部通知推送、客服考核、短信营销、TTKEFU管理销售系统以及手机TTKEFU版等功能。完全超越了即时通讯工具等聊天软件的功能。 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Letstalk IM
Secure and private communication for individuals and businesses globally. Offers multiple encryption layers for messages and calls, cross-device support, and advanced chat settings. Share files, save important messages, and utilize disappearing messages for enhanced privacy.
- Multiple encryption layers
- Cross-device support
- Multi-account management
- Safe Box for message storage
- Burn after read messages
- Scheduled message sending
- Customizable chat settings
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Letstalk provides free, no advertisement communication services with multiple encryptions for individuals or businesses around the world. Others cannot get your profile, messages, or calls under multiple security encryptions. Letstalk supports cross-device, multi-account management, and the variety of chat settings. • Send a post about your life: Share files or latest news to your friends or family in the chatroom. • No more losing important messages: Save the message to the Safe Box and set a password for the security. • Account management: Log in to all your accounts on the same device and switch at any time. • Let messages disappear automatically: Send the ""Burn after read"" message or set the message preserve time, deleting the message when expired. • Send the greetings or remind someone on time: Preset the text and sending time, the message will be sent automatically when expires. • Want to express your feeling: Send a sticker or adjust the display size of text, make your messages vividly. Want to know more about Letstalk? • Letstalk: https://www.letstalk.net/ • Facebook: https://www.facebook.com/LetstalkIM/ • Instagram: https://www.instagram.com/letstalk.im/
Screenshots
Verdict
TTKEFU and Letstalk IM 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.
TTKEFU ships an update every 8 days, Letstalk IM fortnightly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | TTKEFU | Letstalk IM |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.9 (101 ratings) — better |
| Positive reviews | — | 33.6% of reviews |
| Number of ratings | — | 101 — better |
| Update frequency | Every 8 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 484 MB |
| Age rating | 17+ | 17+ |
| Developer | 振国 孙 | Letstalk Technology Limited |
In-app purchases
TTKEFU
No in-app purchases
Letstalk IM
No in-app purchases
