Comparison

EZClone vs SunStem

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

EZClone

Features
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The app works with EZQube wireless modules from the Pulseroller family of controllers. It is used to clone a user-defined configuration, or the configuration of another wireless EZQube module, to all discoverable (modules which are in range) modules via Bluetooth.

About

SunStem

Features
Read full description

SunStem is an offline solar and battery calculator for RVs, vans, boats and cabins. Build a saved system profile, then estimate battery runtime, solar yield, reserve risk and safer system sizing on iPhone or iPad. CALCULATE BATTERY RUNTIME - Compare load, solar and usable battery capacity - Forecast the next charge window and hours to the reserve floor - Work offline from a saved profile and local inputs SIZE AN OFF-GRID SYSTEM - Review battery, PV, MPPT, inverter, wire and fuse planning outputs - Check voltage drop, cold Voc and fuse-versus-wire safety gates - See assumptions and deterministic calculations from the native core AUDIT THE NEXT SEVEN DAYS - Scan daily reserve risk from saved load and solar assumptions - See what to shed, when to charge and why the risk changed - Export facts for a trip partner, installer or hardware review No cloud account is required before first value. SunStem provides planning estimates and field-review evidence, not engineering certification. It does not control chargers, inverters or BMS hardware. Background or unattended hardware monitoring is not promised in this release.

Screenshots

EZClone4 screens
SunStem4 screens

Verdict

The call

The clearest difference is update cadence: SunStem at weekly against EZClone's every 16 months. EZClone's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

EZClone ships an update every 16 months, SunStem weekly. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

Scorecard2 real differences ยท 4 level
EZClone versus SunStem: the parameters behind the verdict, then further details
ParameterEZCloneSunStem
PriceFreeFree
Update frequencyEvery 16 monthsWeekly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS13.0 โ€” better17.0
Further details โ€” not scored
Size50 MB7 MB
Age rating4+4+
DeveloperIndustrial SoftwareDmitriy Motorin

In-app purchases

None

EZClone

No in-app purchases

None

SunStem

No in-app purchases

Questions

Is EZClone free?
EZClone is free to download, with no in-app purchases.
Is SunStem free?
SunStem is free to download, with no in-app purchases.
Do EZClone or SunStem have ads?
Neither EZClone nor SunStem shows ads.
Which is updated more often, EZClone or SunStem?
EZClone ships an update every 16 months, and SunStem weekly. Most recently, EZClone was updated on October 13, 2026 and SunStem on October 15, 2026.

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