XKey vs TOPA SLI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
XKey
Create, edit, and share unlimited phrases in custom decks for quick messaging. This app also allows you to encode secret messages within any app and features an auto-paste function for rapid message sending.
- Create and share phrase decks
- Send random phrases from decks
- Encode and decode secret messages
- Auto-paste functionality
- Customizable canned phrases
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XKey is an social, copy&paste keyboard app. You can create, edit and share unlimited phrases canned in Decks and send messages quickly and randomly, just like a text-only sticker pack. XKey can also magically encode and hide real messages in any apps, since XKey is a keyboard! You can also auto-paste, as we call it Message Shooter, to spam your friends in the fastest & the easiest way! XKey, social keyboard Create & share canned phrase Deck Shoot & spam random phrase from the Deck Encode, decode & send magically secret messages in any app (Cuz it’s a keyboard!)
TOPA SLI
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Remote one click control of the battery switch through Bluetooth. Remote detection of battery status (battery voltage, current, temperature, etc.). Automatically upgrade firmware for batteries and Bluetooth. Battery parameter settings. Battery upgrade records, etc.
Screenshots
Verdict
The clearest difference is in-app purchases: TOPA SLI at none against XKey's 1. TOPA SLI also leads on update cadence (daily vs every 2 weeks). On price, ads, device support and iOS requirement 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. XKey sells 1 one-off in-app purchase. TOPA SLI asks for nothing beyond the download.
XKey ships an update every 2 weeks, TOPA SLI daily. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.
| Parameter | XKey | TOPA SLI |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (19 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 19 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 48 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | FAT, LLC | XIAMEN READYGO ENERGY TECHNOLOGY CO., Ltd. |
In-app purchases
XKey
- XKey vip - one time purchase$2.99
TOPA SLI
No in-app purchases
