TS Decks vs One Big Keyboard
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
TS Decks
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Necks is an intelligent flashcard learning app based on the scientific spaced repetition algorithm (SM-2), helping you memorize and learn more efficiently. γCore Featuresγ Scientific Algorithm: Uses proven spaced repetition algorithm that intelligently schedules review times based on your memory performance Flexible Organization: Create multiple decks to categorize and manage your learning content by topic Rich Content: Support Markdown format for professional card content Image Memory: Add images to card backs for visual memory enhancement Multilingual: Support for 13 language interfaces to meet global user needs Learning Statistics: Real-time view of learning progress and mastery status Smart Review: Automatically identifies cards due for review and arranges study plans Privacy Policy: https://icnvrac9ij4m.feishu.cn/wiki/VvlXwndbziHVyXkpjFFcAHtAnCg?from=from_copylink User Agreement: https://icnvrac9ij4m.feishu.cn/wiki/H7LewdiPqitkU5kkoa0c79DZnwh?from=from_copylink
One Big Keyboard
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One Big Keyboard is not a typical keyboard β it is a search tool that lives on your keyboard. It puts Google-style search operators one tap away, in any app, so you find exactly what you're looking for instead of scrolling past what you're not. THE PROBLEM Search engines are powerful, but only if you speak their language: site:, filetype:, intitle:, "exact match", -exclude. Almost nobody types these by hand β they're fiddly, easy to mistype, and hard to remember. THE FIX Tap a chip and the operator drops in, cursor already in place. No syntax to memorize, no colons to hunt for. Build a precise query in seconds, right where you're already typing. WHAT MAKES IT DIFFERENT β’ An operator chip row over a full QWERTY β the operators you use most, always one tap away β’ Swipeable operator pages: site targeting, file types, exact match, exclusions, and the full power set β’ Templates β save a reusable pattern like "site: [pick] filetype: [pick] [keywords]" and fill the blanks with taps β’ "Describe a search" β type plain English, get the right operator string, built entirely on-device β’ Saved searches, custom operators, and custom pages β make it yours OPERATORS BUILT IN β’ site: β search inside one website β’ filetype: β find PDFs, slides, spreadsheets β’ "exact phrase" β match words exactly β’ -exclude β drop results you don't want β’ intitle:, inurl:, OR, before:/after:, related:, and the rest MADE YOURS β’ Color themes β recolor the whole keyboard, or mix your own β’ Seven key-click sounds, from a classic tock to a mechanical click β’ Sync your operators, templates, and theme across devices through your own private iCloud PRIVATE BY DESIGN No ads. No tracking. Nothing you type ever leaves your device β the keyboard has no networking code at all. Full Access is used only to save your own setup to your device. FREE FOREVER The keyboard and its core operators are free, always. One-time Pro unlocks custom operators, templates, saved searches, color themes, extra sounds, and iCloud sync. Works with Google and any search engine that supports operators like site: and filetype:. Turn your keyboard into a search tool. Find what you're actually looking for.
Screenshots
Verdict
TS Decks and One Big Keyboard are too close to call on the numbers: across 5 compared parameters β price, ads, in-app purchases and device support among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. TS Decks sells 2 in-app purchases, starting at $5.99 per year and One Big Keyboard sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | TS Decks | One Big Keyboard |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | β |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad β better | iPhone |
| Requires iOS | 18.5 | 17.0 β better |
| Further details β not scored | ||
| Size | 26 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | η» θ£ | Hello Good Day LLC |
In-app purchases
TS Decks
- annual$5.991 Year
- lifetime$12.99
One Big Keyboard
- One Big Keyboard Pro$4.99
Questions
Is TS Decks free?
Is One Big Keyboard free?
Do TS Decks or One Big Keyboard have ads?
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