Comparison

Protect TD vs Lightkeep

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

Head to head
About

Protect TD

Defend adorable animals from environmental hazards in this offline tower defense game. Choose from multiple difficulty levels and strategically place towers to stop enemies like plastic bottles and garbage bags. Enjoy a pure, ad-free gaming experience.

Highlights
  • Offline gameplay
  • No ads or in-app purchases
  • Multiple difficulty levels
  • Protect various cute animals
  • Environmental enemies
  • Strategic tower placement
Features
Read full description

A tower defense game that can be played anywhere at any time. No WiFi required. Absolutely no ads or in app purchases. Save the cute animals from the dangers. DIFFICULTY LEVELS Easy, Medium, Hard, and Epic levels allow users to play at the level that best matches their skill. If you are a beginner, start with the Easy level. If you are a tower defense champion, the Epic level is for you. PROTECT YOUR ANIMALS Protect levels includes scenes with your favorite animals: Panda, Elephant, Rhino, Cheetah, Eagle, Bluefin Tuna , Whale, Octopus, Wolf, Turtle, Monkey, Snake If there is an animal you would like to see included in future rounds, just send us a review and comment and we will do our best to include that animal in future updates. ENEMIES Plastic bottles, garbage bags, and tin cans are just some of the devious enemies that will attempt to destroy the environment while you try to stop them from reaching the animal. Enemies have unique strength and speed. You need the optimal arrangement of protective towers to win the game. Level creation and code assistance by Ivan Marriott. ---------------------------- Other apps by this developer: Math Tower Defense Math Town Spelling Ace Spy Town Escape the Teleportation Maze Eagle Mandarin Eagle Lang Mandarin Prof J-Trainer ARAir ---------------------------- I hope you enjoy this app. Feel free to send feedback if you have suggestions for future updates.

About

Lightkeep

Features
Read full description

Carry your defenses toward the first light. Lightkeep is a single-player tower defense game with two heroes, six tower types, branching routes, and a fifteen-wave expedition across three camps. A WIDER BATTLEFIELD Play on landscape maps with 11 tower positions. Choose illustrated artwork or a 3D view with camera rotation and zoom. Command your knight and engineer, build and upgrade towers, choose blessings, and face the final boss. CONCEPT ART GALLERY Explore the original designs for both heroes, four enemy groups, and six tower types from the home screen. GAME CENTER LEADERBOARD Optionally connect Game Center in Settings to compare your total enemies defeated with other players. Your highest submitted total is kept on the global leaderboard. Core gameplay works without Game Center. SAVE AND RETURN Your expedition saves on this device and resumes paused. Optional Sign in with Apple and iCloud sync save your progress to your private iCloud database. Choose which progress to keep when first connecting or when saves conflict. Both the in-game Apple sign-in and system iCloud account must match across devices. You can also export and import a local save. FREE TO PLAY OFFLINE No advertisements, in-app purchases, or required login. Collect and equip available skins, weapons, and auras for free. Cloud saves and Game Center require an internet connection and the relevant Apple account. Designed for iPhone and iPad with iOS/iPadOS 17 or later. The gameplay interface supports English, Simplified Chinese, Japanese, Korean, French, and German. The app name is localized for additional regions; this does not add gameplay translations for those languages.

Screenshots

Protect TD4 screens
Lightkeep4 screens

Verdict

The call

The clearest difference is update cadence: Lightkeep at every 4 days against Protect TD's every 2 weeks. Protect TD's advantage is iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Protect TD ships an update every 2 weeks, Lightkeep every 4 days. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 8 level
Protect TD versus Lightkeep: the parameters behind the verdict, then further details
ParameterProtect TDLightkeep
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS11.0 — better17.0
Further details — not scored
Size136 MB36 MB
Age rating4+12+
DeveloperHeather Marriott彬 李

In-app purchases

None

Protect TD

No in-app purchases

None

Lightkeep

No in-app purchases

Questions

Is Protect TD free?
Protect TD is free to download, with no in-app purchases.
Is Lightkeep free?
Lightkeep is free to download, with no in-app purchases.
Do Protect TD or Lightkeep have ads?
Neither Protect TD nor Lightkeep shows ads.
Which is updated more often, Protect TD or Lightkeep?
Protect TD ships an update every 2 weeks, and Lightkeep every 4 days. Most recently, Protect TD was updated on November 3, 2026 and Lightkeep on November 6, 2026.

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