Solves vs NoAdsCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solves
A powerful and versatile calculator for all your Apple devices. Edit complex expressions, sync history across devices, and enjoy a clean, ad-free experience. Unlock advanced features like unit conversion and fraction support with an optional upgrade.
- Edit expressions without limitations
- Instant results
- Sync calculation history across devices
- Unit conversion (currencies, physical units)
- Fraction support
- Customizable themes
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Solves is a well-made calculator app for your iPhone, iPad, Mac, and Apple Watch. It allows you to edit expressions without limitations and get instant results. It keeps your calculation history in sync on all devices and lets you to easily interact with it. All this for free and without ads! By purchasing Solves+ you also get: • Unit Conversions: currencies (with crypto, metals & energy), physical units, and your own! • History Tools: comment, bookmark, export, auto clear, and more • Fractions • More Themes • Advanced Settings Hand-typed code. No generative AI was used during the development or by the app itself. Solves+ requires one payment only. You will own it forever on all devices.
NoAdsCalc
A straightforward calculator designed for a clean user experience. It offers fast startup and displays the formula being calculated, all without any advertisements on the main screen.
- No ads on main screen
- Displays calculation formula
- Fast startup speed
- Supports iPhone and iPad
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Calculator without ads ・No ads on main screen ・Show formula ・Fast startup
Screenshots
Verdict
The clearest difference is review sentiment: Solves at 91% against NoAdsCalc's 0%. Solves also leads on rating (4.9 vs 1.0) and update cadence (every 3 weeks vs every 15 months). NoAdsCalc's advantage is in-app purchases (none vs 6) and iOS requirement (8.0 vs 15). On price and ads 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. Solves sells 6 one-off in-app purchases. NoAdsCalc asks for nothing beyond the download.
Solves holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Solves has 381 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Solves's written reviews are positive against 0% of NoAdsCalc's.
Solves ships an update every 3 weeks, NoAdsCalc every 15 months. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.
| Parameter | Solves | NoAdsCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (381 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 90.6% of reviews — better | 0.0% of reviews |
| Number of ratings | 381 — better | 1 |
| Update frequency | Every 3 weeks — better | Every 15 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15 | 8.0 — better |
| Further details — not scored | ||
| Size | 82 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleg Barinov | Takashi Tsuchiya |
Customer experience
Solves
NoAdsCalc
Bugs and requests
Solves
Reported bugs
4 issues- Crashes when pressing certain buttons
- Issues with parsing complex expressions
- Incorrect results for some calculations
- Problems with history clearing or syncing
Requested features
6 requests- Add support for fractions and mixed numbers
- Implement a widget for quick access
- Allow resizing the app window on Mac
- Provide more customization options
- Add support for Apple Watch
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- Improve unit conversion experience
NoAdsCalc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Solves
- Tip Option #1$0.99
- Tip Option #2$1.99
- Tip Option #3$4.99
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- Tip Option #4$9.99
- Solves+$9.99
- Tip Option #5$19.99
NoAdsCalc
No in-app purchases
