HiddenFlags vs FlagBuilder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HiddenFlags
Learn world flags through an engaging game where you find hidden flags. Earn bonuses by identifying them quickly. This educational app makes geography fun and accessible.
- Learn country flags
- Find hidden flags
- Timed challenges
- Bonus points for speed
- Educational geography game
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Fun way to learn the flag of countries in the world. Try to find the hidden flags. Find it quickly for a higher bonus.
FlagBuilder
Test your knowledge of world flags by recreating them layer by layer. Select continents to focus your challenges and learn about countries presented in a random order. Correctly assemble each flag to win.
- Select continents for custom games
- Recreate flags layer by layer
- Randomized country order
- Lifeline system for incorrect guesses
- Progress tracking through correct answers
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Can you build the flags of the world? START GAME Choose one or more continents you want to include in your game. The countries are presented one at a time in random order. THE GAME Each flag consists of two layers and any symbol as a third layer. You choose one option per layer to recreate the flag correctly. When you guess right, the next country is presented until you have gone through all the countries. You win when you respond correctly to everyone. RULES OF THE GAME If you respond incorrectly to a layer, it is highlighted with red. You then have the opportunity to change your choice for that layer. You get this opportunity up to three times per game. If you answer errors and have used all lifelines, you lose.
Screenshots
Verdict
The clearest difference is in-app purchases: FlagBuilder at none against HiddenFlags's 1. FlagBuilder also leads on ratings volume (9 vs 2). HiddenFlags's advantage is rating (5.0 vs 4.6) and iOS requirement (7.0 vs 15.4). On price, ads, monetization model 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
Both are free to download. HiddenFlags sells 1 one-off in-app purchase. FlagBuilder asks for nothing beyond the download.
HiddenFlags holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 2 and 9 respectively.
| Parameter | HiddenFlags | FlagBuilder |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.6 (9 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 | 9 — better |
| Update frequency | — | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 7.0 — better | 15.4 |
| Further details — not scored | ||
| Size | 189 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | toltoly | Shape Labs AB |
Customer experience
HiddenFlags
FlagBuilder
In-app purchases
HiddenFlags
- Unlock All Continents$0.99
FlagBuilder
No in-app purchases






