Comparison

DG vs SOLAR

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

Head to head
About

DG

This professional-level software offers advanced control for erotic stimulation devices. It utilizes an adaptive pulse algorithm to enhance sensation and stability, allowing for precise customization of waveforms, intensity, frequency, speed, timing, and cycles across two independent channels.

Highlights
  • Adaptive pulse algorithm
  • Customizable waveform, intensity, frequency, speed, timing, cycle
  • Independent dual-channel control
  • Physiological data-based stimulation
  • G-spot edge locking
Read full description

Professional-level E-Stim supporting software. Based on a large amount of physiological data, DG-LAB's original adaptive pulse algorithm can stimulate the fullness and stability, and lock the thrill firmly at the G edge. Waveform, intensity, frequency, speed, timing, cycle can be set separately in the application, and the two channels can run independently

About

SOLAR

Features
Read full description

Know how much daylight is left. Find golden hour. See where the Sun and Moon will be. SOLAR brings the changing sky to your iPhone. Check the light before a walk, choose a moment for a photo, or slide through the day and watch morning become night. MAKE THE MOST OF DAYLIGHT See sunrise, solar noon and sunset for your chosen place, with a countdown to the next sunrise or sunset. Explore golden hour, blue hour and the stages of twilight. EXPLORE A DAY. OR A SEASON. Move through the hours to follow the Sun and Moon. Check the Moon’s phase, reveal their paths, and explore how the Sun’s position changes through the year. A changing sky, drifting clouds and an animated sea bring the view to life. Choose which visual layers to show. FOUR WAYS TO READ TIME Read familiar Local Time or switch to Solar Time, where 12:00 is local solar noon. Try Seasonal Hours, which divide daylight and night into twelve parts each, with hour lengths that change through the year. Or discover Byzantine Time, with equal-length hours counted from sunset. A REMINDER TO LOOK UP Set reminders for sunrise, sunset, golden hour and other solar events. Choose when to be notified and which days to include. FIND THE SUN AND MOON On supported iPhones, use augmented reality to see the calculated positions of the Sun and Moon over your camera view. THE DAY, AT A GLANCE Add widgets for solar time, daylight and the Moon to your Home Screen or Lock Screen. On Apple Watch, check today’s solar events and add the next sunrise or sunset to your watch face. SHARE THE LIGHT Share a sky image from the moment you’re exploring. No account. No ads. Core solar calculations run on your device. The illustrated sky, clouds and sea are visualizations, not a live view of your surroundings. AR requires a compatible iPhone, camera access and location permission.

Screenshots

DG4 screens
SOLAR4 screens

Verdict

The call

The clearest difference is price: DG at Free against SOLAR's $2.99. DG also leads on iOS requirement (15.0 vs 18.0). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

DG is free to download; SOLAR costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DG ships an update monthly, SOLAR every 2 weeks. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 8 level
DG versus SOLAR: the parameters behind the verdict, then further details
ParameterDGSOLAR
PriceFree — better$2.99
Rating1.8 (26 ratings) — better—
Positive reviews7.7% of reviews—
Number of ratings26 — better—
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS15.0 — better18.0
Further details — not scored
Size21 MB20 MB
Age rating17+4+
DeveloperBeiJing SuMeng Technology Co.,Ltd.timothe marcellin

In-app purchases

None

DG

No in-app purchases

None

SOLAR

No in-app purchases

Questions

Is DG free?
DG is free to download, with no in-app purchases.
Is SOLAR free?
SOLAR costs $2.99, with no in-app purchases.
Do DG or SOLAR have ads?
Neither DG nor SOLAR shows ads.
Which is updated more often, DG or SOLAR?
DG ships an update monthly, and SOLAR every 2 weeks. Most recently, DG was updated on October 23, 2026 and SOLAR on October 29, 2026.

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