Multiple Calculators vs Purple Smart Base
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Multiple Calculators
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You can use this application when you need many calculators. This application has maximum 10 calculators. When you want to use second calc, you will touch 'B'. Also if you use other calc, you can touch other alphabets. Results will saved until application ended.
Purple Smart Base
Control your Purple adjustable bed base for personalized comfort and sleep optimization. Adjust positions, access presets like Zero Gravity and Anti-Snore, save custom settings, and enjoy massage and underbed lighting features on compatible models.
- Adjustable head and foot elevation
- Lumbar support and pillow tilt (Premium Plus)
- Zero Gravity preset
- Anti-Snore preset
- Save custom positions
- Massage functionality (Premium Plus)
- Underbed lighting control (Premium Plus)
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The Purple Smart Base app controls the Purple Premium and Purple Premium Plus bases. You must have one of these bases to use this app. Not all features are available on the Purple Premium base. Get more info or purchase one at www.purple.com. SLEEP + LIVE MORE COMFORTABLY Elevate your sleeping experience with Purple adjustable bases, giving you the power to create personalized alignment whether you're lounging, resting, or catching some deep Zzzz's. Combined with a Purple mattress, our adjustable bases enhance your life at rest and play. EASILY ADJUST YOUR BASE Complete control of your preferred body alignment and comfort with endless ergonomic positions. - Use the Head Up and Foot Up controls - For Premium Plus owners, adjust Lumbar Support and Pillow Tilt to increase targeted support for your lower back and neck. ACCESS PRESETS TO FIND YOUR PERFECT COMFORT Our built-in Presets are all on one screen so you can easily access them. - Zero G lifts your legs higher than your heart to increase blood circulation and improve recovery. - Anti-Snore improves breathing and reduces sleep interruptions for a more peaceful slumber - Flat lets you get your bed to the flat position in one tap so you can effortlessly get your bed ready for sleep. SAVE MEMORY POSITIONS Find your perfect position and save it right in the app for even more personalized comfort. Name your memory, too! CREATE YOUR PERFECT MASSAGE (Purple Premium Plus Only) Select from three levels of intensity and start a head, foot or full body massage for soothing relaxation. CUSTOMIZE UNDERBED LIGHTING (Purple Premium Plus Only) We’ve got a few Underbed Lighting features only available in the app and not available on the physical remote. - Turn off / on Underbed Lighting motion detection - Set the duration of the Underbed Light when it detects motion
Screenshots
Verdict
The clearest difference is price: Purple Smart Base at Free against Multiple Calculators's $0.99. Purple Smart Base also leads on update cadence (every 3 months vs every 38 months). On ads, in-app purchases, device support and iOS requirement 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
Purple Smart Base is free to download; Multiple Calculators costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Multiple Calculators ships an update every 38 months, Purple Smart Base every 3 months. The most recent releases landed on September 8, 2026 and September 29, 2026 respectively.
| Parameter | Multiple Calculators | Purple Smart Base |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 4.8 (618 ratings) — better |
| Positive reviews | — | 56.3% of reviews |
| Number of ratings | — | 618 — better |
| Update frequency | Every 38 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 145 MB |
| Age rating | 4+ | 4+ |
| Developer | Zelda, Inc. | Purple Innovation LLC Apps |
Bugs and requests
Multiple Calculators
Not enough reviews yet to summarise bugs or requests.
Purple Smart Base
Reported bugs
7 issues- App fails to connect to smart base
- Random disconnections from bed
- Device not found after disconnection
- Firmware update prompts with connection failures
- Custom memory presets not saving correctly
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- Presets defaulting to maximum head/feet positions
- Connection requires multiple retry attempts
Requested features
10 requests- Apple Watch app control
- Scheduled bed position automation (e.g., zero gravity wake-up)
- Extended massage duration (60+ minutes)
- Synchronized massage motor controls with wave patterns
- Landscape mode for app
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- Alarm functionality
- Bedtime routine automation with timed position changes
- Light timer and motion sensor controls
- Extend massage time during active session without restarting
- Additional massage frequency settings
In-app purchases
Multiple Calculators
No in-app purchases
Purple Smart Base
No in-app purchases
Questions
Is Multiple Calculators free?
Is Purple Smart Base free?
Do Multiple Calculators or Purple Smart Base have ads?
Which is updated more often, Multiple Calculators or Purple Smart Base?
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