Sonar Islands vs Glory Frontline
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sonar Islands
Embark on an audio-driven multiplayer adventure across 14 unique islands. Build your empire, explore diverse environments from ancient temples to volcanic landscapes, and engage in various challenges. Full game access requires a subscription.
- Multiplayer online gameplay
- Audio-driven events
- Empire building
- Island exploration and development
- Diverse island themes
- Tutorial and story modes
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Sonar Islands is a MULTIPLAYER ONLINE game, where all relevant events happen in your ears. Build up your empire, explore and develop 14 different islands with this award winning GAME OF THE DAY 2021. Visit an ancient TEMPLE, the ancestors built, where snakes are biting. Take a trip to the JUNGLE, watch abandoned lions on your way Have a merry-go-round on the FUN FAIR and shoot all toys Feel the terraforming heat of the VOLCANO island Short-circuit their brain of the robots from Feer in the MACHINE HALL Get lost in the labyrinth of the PING Island Deal with wind and mosquitos high up on the TREETOP Face the invisible power o ELECTRO. Dance on a ViNYL Record and collect treasures hold by little creatures, Fear the zombies on the GRAVEYARD, Skate on a WINTER LAKE, Visit the monks in their MONASTERY, climb up to HIMALAYA Or decide between HEAVEN or HELL Happy vacation on the islands! Sonar Islands comes with a tutorial, a training island and a story island. To get full access to the game, Sonar Islands offers a monthly and a yearly subscription. When you purchase a subscription, payments will be charged to your App Store account at the confirmation of purchase and will automatically renew unless canceled within 24-hours before the end of the current period. For more information, see our Terms of Use (https://www.mentalhome.eu/terms-of-use/) and our Privacy Policy (https://www.mentalhome.eu/privacy-policy/).
Glory Frontline
Engage in futuristic warfare with advanced command dashboards and holographic combat simulations. Battle through challenging deep-sea invasions and treacherous fortresses, collecting divine relics and competing for glory. Recruit allies and earn rewards in this evolving battlefield.
- Holographic combat sandtables
- Deep-sea invasion battles
- Cataclysm Fortress survival mode
- Divine Relics treasure hunting
- Ally recruitment system
- First recharge diamond reset
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Glory Frontline 2.0 biggest ever transformation is here — Future Battlefield opens, your move first! Command Nexus: Dimensional Leap "Not a tweak — a dimensional leap!" General MacArthur's virtual command echoes; Glory Frontline enters a new visual era. Deep-sea smoke rises, holographic sandbox activated, battlefield rebuilt — future warfare redefined! This time, not just fighting — dominating; This time, not just upgrading — evolving! Ready for Battle New visuals, disruptive systems, revolutionary command — all set. Steel legions await your order! Rule the future battlefield! 【FarewelltoRoughSketches—WelcometotheFutureWarRoom】 Military-gradeprecisiondashboards—everydatapointdecidesvictory. Floatingholographiccombatsandtables—real-timesimulations,fullbattlefield control. Reconstructedinformationhierarchy—criticalintelcapturedataglance,eveninthe heatofbattle. Youarenolongerjustasoldier.Youarethetheatercommanderwhodecidesthe war. 【WrathoftheSeaAnnihilation—TheDeepIsYourTrialGround】 Time:Daily11:00–23:00(UTC+8),invasionsonthehour.Warstartsontime. “High-riskbossesoccupysunkenwarships.Top-priorityorderissued:Eliminatethem all.” ClearLoneHero–Stage4toinstantlyunlock30minutesofextremeteamcombat. Fivebossdifficultytiersrotaterandomly—nobattleeverrepeats. Bosskillsgrantrewardsautomatically—nodistractions,nodelays. Upto5rewardopportunitiesperday—howfarcanyoursquadgo? Thenewfollowsystemislive:assemble,deploy,crush. Atrueteamdoesn’twait. 【CataclysmFortress—OneSoldier,OneGun,FacetheAbyss】 “Outsidethewallslieslight.Inside…humanity’slasthope.” Noretries.Noretreat. Everystepisunknown.Everyfloorislifeordeath. FromReapers,toAnnihilators,totheelusiveExecutioners—eachenemydemands tacticaldestruction. Andmorethanthat—The“FirstAscenderProgram”IsLiveAcrossAllServers Thefirstplayertobreakthroughdesignatedfloorswillnotonlyunlockglobalrewards, buthavetheirnameeternallyengravedinthehistorymonumentofGloryFrontline. Thisisyourchancetobecomethelegenditself. 【DivineRelics—InsaneDropRates,EndlessRewards】 Abrand-newtreasurehuntingsystemarriveswithexplosiveimpact. Rareitemsareeverywhere. Ultra-highdropratedesign—youmayevenclearanentirefloor’srewardsinasingle draw. UseRelicTicketsorDiamondstopulltreasures—everyfloorhidespricelessloot. Limited-timeGoldexchangeforRelicTickets—fairaccessforeverywarrior. Sprinttherankings.Claimyourmedals. Top50playersearnmassivemedalrewards. Samefloor?Firsttoreachwins. Speedispower. 【Multi-DimensionalEventsErupt—RewardsFloodtheBattlefield Commander’sSecretOrder:MedalSeizure】 IndividuallydefeatbossesinWrathoftheSeaAnnihilationtoearnraremedals. Onlyskillmattershere—notbackground. RallyAllies,ReclaimGlory Shareyourinvitelink. Successfullyrecruitalliesandreceivetieredrarerewards. Theeraoffightingsidebysidehasreturned. 【MajorBenefits—FirstRechargeDoubleDiamondsRESET】 Whetheryou’veclaimedfirst-rechargebonusesbeforeornot— alltiersarefullyreset.Onemorechance. Thisopportunitycomesonlyonce. Loadyourammo.Thewarhasbegun. 【ChristmasSurvivalAssault—FireworksLighttheNight】 Duringtheevent,participateinSquadAssaultandSurvivalEliminationmodes. DefeatnormalenemiesforachancetodropWelcomeGift. DefeatbossesforachancetoobtaintheLuckyStartPack. Forfulleventdetails,pleasecheckin-gameannouncements. 【FinalUltimatum—TheWarHasChanged.WhatAreYouWaitingFor?】 Whenenemymarkersfirstflashacrosstheholographicsandtable, whendeep-seabeastsroarandshakethedeck, whendarknessintheCataclysmFortressdevoursthelastlight— Youwillrealizethistruth:Theoldbattlefieldisdead.Aneweraisbeingborninyour hands. Everyinterfaceflicker.Everyoceansurge.Everyheartbeatinthedepthsofthe fortress—Allscreamthesamecommand:Login.Command.Conquer. Thescreenfades.Hologramsrecalibrate.MacArthur’svoicethundersoncemore: “Allunits—gearup,formranks,advanceintoGloryFrontline!” Areyoureadytofacethefuture? Clicktologinandentertheneweraofwarnow. GloryFrontline—Therearenodrillshere.Onlyvictory.
Screenshots
Verdict
The clearest difference is monetization model: Glory Frontline at free with in-app purchases against Sonar Islands's subscription. Glory Frontline also leads on rating (3.9 vs 3.5). Sonar Islands's advantage is iOS requirement (12.5 vs 15.6). On price, review sentiment, ratings volume and update cadence 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. Sonar Islands sells 5 in-app purchases, starting at $2.99 per month and Glory Frontline sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Glory Frontline holds the better App Store score, 3.9 against 3.5. Both are backed by a comparable volume of ratings — 83 and 47 respectively. Written reviews point the same way: 60% of Sonar Islands's written reviews are positive against 66% of Glory Frontline's.
Sonar Islands ships an update every 2 months, Glory Frontline every 3 months. The most recent releases landed on September 21, 2026 and August 31, 2026 respectively.
| Parameter | Sonar Islands | Glory Frontline |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (83 ratings) | 3.9 (47 ratings) — better |
| Positive reviews | 60.1% of reviews | 65.6% of reviews — better |
| Number of ratings | 83 — better | 47 |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.5 — better | 15.6 |
| Further details — not scored | ||
| Size | 288 MB | 443 MB |
| Age rating | 12+ | 4+ |
| Developer | Hansjoerg Mikesch | 北京心智互动科技有限公司 |
Customer experience
Sonar Islands
Glory Frontline
User reviews
Sonar Islands
From 83 App Store ratingsWhat we love
- 🚀 Immersive audio experience
- 👍 Accessible for blind users
- 🎨 Fantastic sound design
- ⭐ Engaging gameplay
- 🕹️ Intuitive controls
Room to improve
- 💰 Subscription model required to access full game
- 🔇 Repetitive voice acting
- 🕰️ Slow progression without paying
- 🤖 Unresponsive controls at times
- 🔍 Lack of clear in-game instructions
Glory Frontline
From 47 App Store ratingsWhat we love
- 🚀 Enjoyable game
- 💡 Good ideas
Room to improve
- 🤕 Finger fatigue from constant shooting
- 🎮 Difficult controls, especially for turning and using items
- 🗣️ Cluttered global chat with no translation
Bugs and requests
Sonar Islands
Reported bugs
4 issues- Crashes and freezes on certain devices
- Compass and navigation issues with iOS 16
- Incorrect Morse code in tutorial
- Inconsistent audio cues
Requested features
5 requests- Additional free islands to explore
- Option to purchase game outright instead of subscription
- More varied event types and challenges
- Ability to customize islands
- Support for multiple languages
Glory Frontline
Reported bugs
3 issues- Issues with monthly/weekly pass activation and rewards
- Weapon switching problems and inability to progress past certain levels
- Login and account creation problems
Requested features
3 requests- External keyboard or controller support
- Separate language channels or real-time translation for global chat
- Adjustable difficulty levels
In-app purchases
Sonar Islands
- Full Access - monthly$2.991 Month
- Full Access - yearly$29.491 Year
- 100 Diamonds$0.99
- 500 Diamonds$3.99
- 1000 Diamonds$5.99
Glory Frontline
- 60 Diamonds.$0.99
- Weekly Card$0.99
- 300 Diamonds$3.99
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- Monthly Card$3.99
- 680 Diamonds$9.99
- 1280 Diamonds$19.99
- 3280 Diamonds$49.99
- 6480 Diamonds$99.99
Questions
Is Sonar Islands free?
Is Glory Frontline free?
Which has better reviews, Sonar Islands or Glory Frontline?
Do Sonar Islands or Glory Frontline have ads?
Which is updated more often, Sonar Islands or Glory Frontline?
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