Solves vs JS Telecom
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
Read full descriptionHide full description
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.
JS Telecom
Read full descriptionHide full description
O aplicativo oficial da JS Telecom coloca sua conta de internet na palma da mão. Consulte e pague faturas, acompanhe seu contrato, abra chamados de suporte e gerencie seus serviços sem precisar ligar ou sair de casa. FATURAS SEM COMPLICAÇÃO • Veja as faturas em aberto e o histórico das já pagas • Pague com PIX, direto pelo código copia e cola • Copie a linha digitável do boleto para pagar no seu banco CONTRATO NA MÃO • Consulte os detalhes e o status do seu contrato • Leia e aceite os termos digitalmente, direto pelo app SUPORTE SEM FILA • Abra chamados sem precisar telefonar • Acompanhe o andamento e o histórico dos seus atendimentos TUDO SOB CONTROLE • Mais de um endereço ou contrato? Alterne entre eles com um toque • Consulte os dados do seu plano e da sua conexão • Conforme o seu plano, acesse também informações do Wi-Fi, chip móvel e clube de vantagens ACESSO SEGURO • Entre com os dados do titular e mantenha tudo protegido O aplicativo é exclusivo para clientes JS Telecom. Ainda não é cliente? Fale com a gente e venha para a JS.
Screenshots
Verdict
The clearest difference is in-app purchases: JS Telecom at none against Solves's 6. Solves's advantage is device support (5 vs 2). On price, ads 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
Both are free to download. Solves sells 6 one-off in-app purchases. JS Telecom asks for nothing beyond the download.
| Parameter | Solves | JS Telecom |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (383 ratings) — better | — |
| Positive reviews | 90.6% of reviews | — |
| Number of ratings | 383 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15 — better | 16.4 |
| Further details — not scored | ||
| Size | 82 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleg Barinov | MyCore Tecnologias |
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
Show 1 moreShow fewer
- Improve unit conversion experience
JS Telecom
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
Show 3 moreShow fewer
- Tip Option #4$9.99
- Solves+$9.99
- Tip Option #5$19.99
JS Telecom
No in-app purchases









