Viki AI vs DeapSound
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Viki AI
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应用程序介绍 实时翻译:支持多种语言的即时翻译,可在通话、面对面交流、视频会议等场景中使用。 双向通话翻译:在电话或视频通话中,可实现双方母语的实时互 一句话简介 支持多种语言的即时翻译,可在通话、面对面交流、视频会议等场景
DeapSound
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DeapSound is an intelligent application featuring "immersive listening + intelligent assistant", which can translate while speaking in the call scene to reduce communication costs. Real-time bidirectional translation can be realized in face-to-face communication. Foreign pictures and documents can also be quickly recognized and translated. Whether it is travel agency, international communication or daily use, DeapSound can make connections smoother, translation more timely and communication more natural.
Screenshots
Verdict
Viki AI and DeapSound 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. Viki AI sells 15 one-off in-app purchases and DeapSound sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Viki AI ships an update fortnightly, DeapSound monthly. The most recent releases landed on September 15, 2026 and June 23, 2026 respectively.
| Parameter | Viki AI | DeapSound |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 57 MB | 144 MB |
| Age rating | 4+ | 17+ |
| Developer | Changsha Nuoyazu Technology Co., Ltd | Shenzhen Chuangxiang Yunqi Technology Co., Ltd. |
In-app purchases
Viki AI
- 70 minutes of translation time$9.99
- 150 minutes for translation$19.99
- 月卡-VIP-中国大陆$39.99
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- 月卡-VIP$39.99
- 400 minutes of translation$49.99
- 月卡-SVIP-中国大陆$69.99
- 月卡-SVIP$69.99
- half-year VIP card$199.00
- 半年卡-VIP-中国大陆$199.99
- annual VIP card$299.00
- Half-year SVIP card$299.00
- 年卡-VIP-中国大陆$299.99
- 半年卡-SVIP-中国大陆$299.99
- annual SVIP card$499.00
- 年卡-SVIP-中国大陆$499.99
DeapSound
- deapsound_meet_01$1.99
- deapsound_vip_01$1.99
- deapsound_trade_01$4.99
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- deapsound_vip_02$5.99
- deapsound_meet_02$6.99
- deapsound_vip_03$19.99
- deapsound_trade_02$22.99
- deapsound_meet_03$29.99
- deapsound_trade_03$99.99









