Comparison

Ultimate Briefcase vs High Octane!

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

Head to head
About

Ultimate Briefcase

Engage in a survival simulator where you dodge relentless waves of automated machines. Utilize unique characters with upgradable abilities and explore diverse city environments to uncover the mystery behind the onslaught and the titular briefcase.

Highlights
  • Dodge automated machine onslaughts
  • Use ridiculous special moves
  • Unlock unique characters with upgradable abilities
  • Explore diverse city areas
  • Unlock items for survival and coins
  • Collect security footage to piece together the story
Features
Read full description

Hundreds of automated doomsday machines have been unleashed on the city. Survive waves of onslaught using your dodging skills and a variety of ridiculous special moves. Where did the mysterious bomb-dropping, laser-spewing machines come from? What is the Ultimate Briefcase? And what is in it? • Unlock a cast of unique characters, all with their own upgradable special abilities. • Explore different areas of the city, from the fiery alley to the treacherous trapdoors of the water works bridge. • Unlock new items to help you survive longer and rake in more coins. • Collect security footage to piece together the story, and find answers to some of the questions above. • No unlocks are purely cosmetic – everything you get has a real effect on the game. Important information This game contains third party advertising which can be removed via a one time IAP. This game contains coins which can be collected within the game for free or bought with real money.

About

High Octane!

Embark on a physics-based action platformer adventure as a superhero with randomized stages and comic book-style visuals. Master unique movement mechanics, unlock new gameplay modes, and customize your hero with a variety of outfits. Share your best (or worst) runs with the built-in replay feature.

Highlights
  • Physics-based action platformer
  • Randomized stages
  • Comic book-style visuals
  • Unlockable gameplay modes
  • Hero customization with outfits
  • Built-in replay feature
Features
Read full description

Follow the adventures of High Octane as he makes his way to become a beloved superhero! High Octane is a physics-based action platformer with randomized stages and replayability at its core. Featuring comic book-style visuals and a neon colour palette, the game is quirky, charming, and filled with a plethora of costumes to personalize your hero while fighting crime. It's quick to get into, fresh with each engagement, and allows players to develop real skill as they master Ollie’s movement and maneuverability with growing confidence and precision. UNLOCK GAMEPLAY MODES Modify how you play and discover four different gameplay modes that you can toggle on or off. Collect coins, save squids, defeat enemies, and make deliveries to give you bonuses on your runs. Want to play more casually? Only turn on the modes you like and then hit the town! STYLE YOUR CEPHALOPOD Collect outfits and style Ollie your way as he tries to navigate the harsh, unforgiving world of Superhero Fashion! SHARE YOUR SWINGING STYLE Threaded the needle of certain death? Did a sick loop-de-loop? Failed to save the day in a catastrophic manner? Show off your skills (or lack thereof) and share your runs with the built-in replay feature! The only thing better than saving the day in style is showing it off!

Screenshots

Ultimate Briefcase4 screens
High Octane!4 screens

Verdict

The call

The clearest difference is ads: Ultimate Briefcase at none against High Octane!'s shown. Ultimate Briefcase also leads on rating (4.4 vs 4.0) and review sentiment (66% vs 44%). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Ultimate Briefcase sells 4 one-off in-app purchases and High Octane! sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Ultimate Briefcase holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Ultimate Briefcase has 214 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 66% of Ultimate Briefcase's written reviews are positive against 44% of High Octane!'s.

UpkeepUpdate frequency

Ultimate Briefcase ships an update every 2 months, High Octane! every 4 months. The most recent releases landed on September 21, 2026 and August 28, 2026 respectively.

Scorecard5 real differences · 5 level
Ultimate Briefcase versus High Octane!: the parameters behind the verdict, then further details
ParameterUltimate BriefcaseHigh Octane!
PriceFreeFree
Rating4.4 (214 ratings) — better4.0 (6 ratings)
Positive reviews66.0% of reviews — better44.4% of reviews
Number of ratings214 — better6
Update frequencyEvery 2 months — betterEvery 4 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.6
Further details — not scored
Size62 MB91 MB
Age rating9+9+
DeveloperNitromeZeMind Game Studio Ltd

Customer experience

Ultimate Briefcase

All ratings214 ratings
Positive86.4%
Neutral4.7%
Negative8.9%
Written reviews241 reviews
Positive66.0%
Neutral10.4%
Negative23.7%

High Octane!

All ratings6 ratings
Positive66.7%
Neutral16.7%
Negative16.7%
Written reviews9 reviews
Positive44.4%
Neutral0.0%
Negative55.6%

Bugs and requests

Ultimate Briefcase

Reported bugs

4 issues
  • Fatal errors causing app to crash
  • Glissant character slide not working properly
  • Game Center integration not functioning
  • Landscape mode issues with UI elements

Requested features

4 requests
  • More levels, characters, and power-ups
  • Improved save/sync functionality across devices
  • Accessibility options like high contrast mode
  • Ability to skip cutscenes and animations

High Octane!

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Ultimate Briefcase

One-time4
  • 500 Coins!$1.99
  • 2,000 Coins!$2.99
  • Remove Ads$3.99
Show 1 more
  • 5,000 Coins!$4.99
1 purchases

High Octane!

One-time1
  • Double Coin Boost$0.99

Questions

Is Ultimate Briefcase free?
Ultimate Briefcase is free to download, with in-app purchases available.
Is High Octane! free?
High Octane! is free to download, with in-app purchases available.
Which has better reviews, Ultimate Briefcase or High Octane!?
Ultimate Briefcase is rated higher. Ultimate Briefcase averages 4.4 out of 5 from 214 ratings, while High Octane! averages 4.0 from 6 ratings.
Do Ultimate Briefcase or High Octane! have ads?
High Octane! shows ads; Ultimate Briefcase does not.
Which is updated more often, Ultimate Briefcase or High Octane!?
Ultimate Briefcase ships an update every 2 months, and High Octane! every 4 months. Most recently, Ultimate Briefcase was updated on September 21, 2026 and High Octane! on August 28, 2026.

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