tempConvert vs Celso
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
tempConvert
Quickly convert temperatures between Fahrenheit and Celsius with instant results. This ad-free utility works offline, offering animated visuals and contextual labels for easy understanding. It supports negative temperatures and includes reference points for common scenarios.
- Instant temperature conversion
- Fahrenheit to Celsius and vice versa
- Offline functionality
- Animated thermometer
- Contextual labels
- Dark mode support
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tempConvert is the fastest way to convert between Fahrenheit and Celsius — no ads, no clutter, no internet required. Just type a temperature and get an instant result. Whether you're traveling abroad, cooking, checking a weather forecast, or following a scientific formula, tempConvert gives you the answer in under a second. FEATURES Instant conversion — results update as you type Fahrenheit to Celsius and Celsius to Fahrenheit Negative temperature support for sub-zero values Animated thermometer that reflects current temperature Contextual labels so you know what the number actually feels like Works completely offline — no data collection, ever Full dark mode support Supports iPhone and iPad REFERENCE TEMPERATURES INCLUDED Water boils: 212°F / 100°C Body temperature: 98.6°F / 37°C Room temperature: 72°F / 22.2°C Water freezes: 32°F / 0°C Absolute zero: -459.67°F / -273.15°C THE FORMULAS °F to °C: subtract 32, multiply by 5, divide by 9 °C to °F: multiply by 9, divide by 5, add 32 tempConvert is simple by design. Open it, type a number, get your answer.
Celso
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Celso is your friendly, lightweight temperature converter for cooks, bakers, and anyone who switches between Celsius and Fahrenheit. Whether you’re adjusting an oven recipe or converting fan-forced settings, Celso keeps it simple — and keeps your temps consistent. What you can do with Celso: → Instantly convert between °C and °F → Toggle fan-forced adjustments for accurate baking → Save your go-to foods with time and temp (e.g. “Roast Lamb – 180°C – 2 hrs”) → Comes preloaded with common oven temps — edit or delete as you like → Choose your preferred unit: °C, °F, or Fan °C → Store common temps for dishes you make often → Cut down on Googling and guesswork No logins. No pop-ups. No fluff. Just clear conversions, consistent temps, and the foods you cook most. Download Celso and stop Googling "356°F in Celsius."
Screenshots
Verdict
tempConvert and Celso are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | tempConvert | Celso |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Greg Anderson | Sora Khan |
In-app purchases
tempConvert
No in-app purchases
Celso
No in-app purchases









