Quantum Grid vs AstroForge
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Quantum Grid
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A glowing Data-Node races a procedurally generated circuit loop, collecting Qubits. You do not steer it. You build the machine that makes it faster. A cycle at tier T runs 2^T rounds — the journey into binary infinity. Clear every round and the next power of two opens. Tier 1 is two rounds. Tier 20 is over a million. WHAT YOU ACTUALLY DO • Take a break whenever you want — the cycle freezes exactly where it stands, timer and all, and picks up mid-stride when you engage again • Place gates on the loop — amplify, accelerate, resonate, fork — and watch a build compound into something absurd • Collect augments when it suits you: the grid banks what you earn instead of interrupting the run to hand it over • Overclock at the moment it matters FOUR LAYERS THAT OUTLIVE EACH OTHER • Qubits reset every cycle • The Lattice, a skill tree bought with Coherence, resets on Collapse • The Substrate and its boards never reset • Board mastery never resets, and no single board can max it — six boards at a middling depth beat any one board played forever SIX CIRCUIT BOARDS Rectilinear, ring bus, figure-of-eight crossbar, inward spiral, bridged dual loop, serpentine mesh. Each is a different topology, a different rule and a different palette, and the board you pick changes how a build has to be made. DRAWN, NOT PAINTED The backdrop is a real printed circuit board generated in Metal with no textures: solder mask over FR-4, ground pours, buses routed at 45 degrees, QFP and SOIC packages, chip passives, crystals, chokes and blinking status LEDs — every one with its own silkscreen outline and reference designator. RESPECTS YOUR TIME • Auto-buy plays the whole cycle for you, buying and choosing augments round after round without ever stopping it — a deep cycle is thousands of rounds • A cycle is written to disk as it is played, so a cold launch costs seconds • No energy, no timers, no daily rewards, no premium currency, nothing to miss by not opening it FREE, AND THE FULL VERSION Play to 2^8 on Circuit and Ring Bus for free — that is past the first Collapse, so you will have seen the whole game before deciding anything. One payment opens the journey to 2^20, the other four boards, and removes every ad. It is not a subscription and there is nothing else to buy.
AstroForge
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Dig deep. Strike it rich. Forge an empire among the stars. AstroForge: Idle Miner is a space-mining incremental game where a single tap launches your journey from lone asteroid prospector to galaxy-spanning mining tycoon. Mine ore, refine it into credits, and reinvest in a fleet of ever-more-powerful extractors — 8 tiers of machinery that keep earning while you play and while you're away, thanks to generous offline earnings. TAP, UPGRADE, AUTOMATE Tap to mine by hand, then automate everything. Upgrade your extractors, boost your refinery, and watch your income snowball from pocket change to astronomical fortunes. Active tapping and idle strategy both pay off — play your way. EXPEDITIONS & VOID DIVES When your operation peaks, launch an Expedition: a prestige reset that converts your progress into Star Cores, permanent currency that multiplies all future income. Push even further with Void Dives, a second prestige layer with its own rewards for the truly ambitious. DISCOVER 30 ARTIFACTS Spend Star Cores to uncover from a pool of 30 powerful artifacts. Each discovery grants a unique, permanent boost — duplicates level your artifacts higher. Build the perfect loadout for your mining style. MISSIONS, EVENTS & RIVALS - Daily and weekly missions keep the rewards flowing. - Comet events streak across your operation — catch them for bonus loot. - Rival duels pit your mining output against other pilots in head-to-head challenges. - Climb the live online ladder and out-earn 10,000+ rival pilots. FREE TO PLAY, FAIR TO PLAY AstroForge is free, with optional rewarded ads and in-app purchases — including a one-time Remove Ads upgrade that permanently grants all ad rewards. No paywalls, no forced waits. Earn crystals through missions, events, and achievements, or stock up in the shop. Your empire works the night shift so you don't have to. Fire up the forge, captain — the galaxy's richest veins are waiting.
Screenshots
Verdict
The clearest difference is iOS requirement: AstroForge at 15.0 against Quantum Grid's 18.0. 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
Both are free to download. Quantum Grid sells 1 one-off in-app purchase and AstroForge sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Quantum Grid | AstroForge |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 5 days |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Jan Schmidt | KENNETH DANIEL LIGHTBOURNE |
In-app purchases
Quantum Grid
- Full Version$1.99
AstroForge
- Crystal Pouch$0.99
- Starter Pack$2.99
- Idle 3× Pack$4.99
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- 2× Income Boost$4.99
- Crystal Bag$4.99
- Remove Ads$9.99
- 3× Income Boost$9.99
- Crystal Crate$9.99
- Crystal Haul$19.99
- Crystal Motherlode$49.99
Questions
Is Quantum Grid free?
Is AstroForge free?
Do Quantum Grid or AstroForge have ads?
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