Comparison

KeyboardKit vs Culvert Studio

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

KeyboardKit

Replace your device's default keyboard with a highly customizable alternative. Personalize typing with custom fonts, toolbars, emoji skin tones, and clipboards. Supports a vast array of languages and layout options for a truly unique typing experience.

Highlights
  • Customizable keyboard themes
  • Type with custom fonts
  • Extra toolbar row and buttons
  • Customizable emoji skin tone
  • Clipboard manager for quick pasting
  • Support for 75 languages
  • Multiple keyboard layouts
Features
Read full description

KeyboardKit lets you replace the system keyboard with a custom keyboard that is truly yours. KeyboardKit: - Works with all apps - Supports 75 languages - Has many settings and themes KeyboardKit supports: - 75 languages - QWERTY, QWERTZ, AZERTY - Colemak, Dvorak - Vietnamese TELEX, VIQR, VNI KeyboardKit lets you: - Apply more settings - Type with custom fonts - Add an extra row of buttons - Add buttons to the main toolbar - Add buttons next to the spacebar - Paste into any app from a list of clips - Style your keyboard with beautiful themes - Make your keyboard keys bigger and bolder KeyboardKit settings: - Keyboard:  One-Handed Keyboard, Character Preview, Haptic Feedback, Sound, Auto-Capitalization, Auto-Collapse, Enable Caps Lock,  Predictive Text, "." Shortcut,  Spacebar Long Press, Spacebar Menus,  Toolbar Menu, Input Toolbar, Spacebar Actions, Toolbar Actions - Accessibility: Bold Text, Custom Button Height - Languages: English, Albanian, Arabic, Arabic (PC), Armenian, Azerbaijani, Belarusian, Bengali, Bulgarian, Catalan, Cherokee, Croatian, Czech, Danish, Dutch, Dutch (Belgium), English (Australia), English (Canada), English (United Kingdom), English (United States), Estonian, Faroese, Filipino, Finnish, French, French (Canada), French (Belgium), French (Switzerland), Georgian, German, German (Austria), German (Switzerland), Greek, Hawaiian, Hebrew (Israel), Hungarian, Icelandic, Inari Sami, Indonesian, Irish (Ireland), Italian, Kazakh, Kurdish, Sorani, Kurdish, Sorani (Iraq), کوردیی ناوەندی (PC), Latvian, Lithuanian, Macedonian, Malay, Maltese, Mongolian, Northern Sami, Norwegian Bokmål, Norwegian Nynorsk, Pamiri Shughni (Shughni Tajik), Persian, Polish, Portuguese (Portugal), Portuguese (Brazil), Romanian, Russian, Serbian, Serbian (Latin), Slovak, Slovenian, Spanish, Spanish (Latin America), Spanish (Mexico), Swedish, Swahili, Turkish, Ukrainian, Uzbek, Welsh, Vietnamese - Autocomplete: Auto-Complete, Auto-Correction, Auto-Ignore Words, Auto-Learn Words,  Emoji Suggestions, Next Character Prediction, Text Replacements, Ignored Words, Number of Suggestions, Next Word Prediction, Hide toolbar - Clipboard: Add Clipboard Content, Create Custom Clips - Dictation: Silence Limit (before dictation ends) - Emoji:  Default Emoji Skin Tone - Feedback: Audio & Haptic Feedback - Fonts:  Select Custom Font - Theme:  Pick Theme, Create Custom Themes (Premium) We hope that you will love using KeyboardKit! Terms & Conditions: https://apple.com/legal/internet-services/itunes/dev/stdeula/

About

Culvert Studio

Features
Read full description

Culvert Studio is a free, educational showcase of our engineering-software capabilities — built to demonstrate the kind of tools we can create for professionals in civil engineering, drainage, stormwater, and hydrology. WHAT YOU CAN EXPLORE - Rational Method + Manning's equation for peak-flow and culvert sizing - Recommended culvert size, design flow, and velocity — in seconds - Inlet/outlet control analysis with performance curves and headwater checks - Multi-barrel, orifice, weir, and tidal-tailwater analysis for coastal culverts OFFLINE CANADIAN IDF DATA - 565 IDF weather stations across all 13 provinces and territories - 28,900+ data points — rainfall intensity/duration/frequency curves, fully offline - No internet required at the job site VISUALIZE & VERIFY - Interactive 2D/3D culvert profile with design-flow animation - Velocity, HW/D, and compliance checks against provincial drainage manuals (ON, AB, BC, SK, MB, QC) - Save projects and calculations; export reports as PDF or GeoJSON/KML MORE THAN A CALCULATOR - Bridge hydraulics, fish passage, detention, channel, and drainage-network tools - Environmental data integration: tidal (CHS IWLS), snow (ECCC), hydrometric (WSC) - Bilingual English / Français AN EDUCATIONAL DEMONSTRATION Culvert Studio is provided as an educational, experimental showcase of what we can build — not as a substitute for professional design software. Always have results verified by a qualified engineer. Built for Canadian conditions. Works offline. If you work in civil engineering, drainage, stormwater, or hydrology, we'd love to hear from you. Request a feature, suggest an improvement, or contact us about a custom solution.

Screenshots

KeyboardKit4 screens
Culvert Studio4 screens

Verdict

The call

The clearest difference is in-app purchases: Culvert Studio at none against KeyboardKit's 2. Culvert Studio also leads on update cadence (daily vs every 8 days) and iOS requirement (16.0 vs 26.0). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. KeyboardKit sells 2 in-app purchases, starting at $1.99 per month. Culvert Studio asks for nothing beyond the download.

UpkeepUpdate frequency

KeyboardKit ships an update every 8 days, Culvert Studio daily. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 7 level
KeyboardKit versus Culvert Studio: the parameters behind the verdict, then further details
ParameterKeyboardKitCulvert Studio
PriceFreeFree
Rating4.4 (77 ratings) — better—
Positive reviews54.2% of reviews—
Number of ratings77 — better—
Update frequencyEvery 8 daysDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.016.0 — better
Further details — not scored
Size78 MB43 MB
Age rating4+4+
DeveloperKankoda Sweden ABJagdeep Singh

In-app purchases

2 purchases

KeyboardKit

Subscriptions2
  • Monthly Subscription7 Days trial$1.991 Month
  • Yearly Subscription7 Days trial$19.991 Year
None

Culvert Studio

No in-app purchases

Questions

Is KeyboardKit free?
KeyboardKit is free to download, with in-app purchases available.
Is Culvert Studio free?
Culvert Studio is free to download, with no in-app purchases.
Do KeyboardKit or Culvert Studio have ads?
Neither KeyboardKit nor Culvert Studio shows ads.
Which is updated more often, KeyboardKit or Culvert Studio?
KeyboardKit ships an update every 8 days, and Culvert Studio daily. Most recently, KeyboardKit was updated on October 19, 2026 and Culvert Studio on October 18, 2026.

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