5 Second Rule vs Size Guesser
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
5 Second Rule
This is a quick and fun party game where players have five seconds to answer simple questions. Compete with friends to get the most points and win the game. It's suitable for all ages and allows for custom questions.
- Hundreds of timed questions
- Add custom questions
- Multiplayer support
- Adjustable rounds
- Score tracking
- Family-friendly content
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5 Second Rule is a fun and fast-paced party game to play something quick and fun with friends. Rules are pretty straightforward. Players are asked a simple question and they have 5 seconds to come up with the right answers before the buzzer rings. The player with the most points at the end of the game wins! Features: ◆ Hundreds of fun questions where you need to give answers in just 5 seconds! ◆ Add your own questions ◆ Play with multiple players ◆ Set the number of rounds to play ◆ Keep track of player scores ◆ Family friend content suitable for all ages
Size Guesser
Test your perception of scale by resizing objects to match their real-world dimensions. Compete with friends or play solo across diverse themed categories. Earn points and unlock achievements as you master the art of size comparison.
- 12 themed categories
- Over 1,000 objects
- Online 1v1 multiplayer
- Party Mode for up to 8 players
- Achievements and stats
- 27 language support
- Dark mode
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Can you guess how big things really are? Size Guesser challenges your sense of scale. One object is drawn to its true size — resize the other until it matches. How accurate can you be? THEMES • Animals — from ants to elephants • Vehicles — cars, planes & more • Buildings — towers & landmarks • Space — stars & planets • Dinosaurs — prehistoric beasts • Sea Life — ocean creatures • Actors — Hollywood stars • Singers — music artists • Sports Gear — balls, bats & more • Athletes — sports legends • World Leaders — heads of state • Maps — countries by area HOW TO PLAY One object is shown at its real size. Drag to resize the other until it matches, then lock in your answer. The closer you get, the more points you score. Finish every round before the clock runs out to clear the level. FEATURES • 12 themed categories with over 1,000 objects • Play online 1v1 with friends or random opponents • Party Mode for 2–8 players on one phone • Achievements and detailed stats • Available in 27 languages • Metric & imperial units • Game Center leaderboards • Dark mode support • Ad-free Premium tier Privacy Policy: https://raw.githubusercontent.com/ekasall/Privacy-Policy-SizeGuesser/refs/heads/main/privacy-policy.md
Screenshots
Verdict
The clearest difference is review sentiment: Size Guesser at 100% against 5 Second Rule's 0%. Size Guesser also leads on update cadence (every 5 days vs every 12 months) and rating (4.5 vs 4.1). 5 Second Rule's advantage is ratings volume (13 vs 2) and device support (3 vs 1). On price, ads, in-app purchases and monetization model 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. 5 Second Rule sells 1 one-off in-app purchase and Size Guesser sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Size Guesser holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: 5 Second Rule has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of 5 Second Rule's written reviews are positive against 100% of Size Guesser's.
5 Second Rule ships an update every 12 months, Size Guesser every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | 5 Second Rule | Size Guesser |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (13 ratings) | 4.5 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 13 — better | 2 |
| Update frequency | Every 12 months | Every 5 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 32 MB | 107 MB |
| Age rating | 12+ | 4+ |
| Developer | Hanja Devi | EMIRHAN KASAL |
Customer experience
5 Second Rule
Size Guesser
In-app purchases
5 Second Rule
- Remove Ads$9.99
Size Guesser
- Premium Upgrade$2.99









