Gong Timer vs Mystery Client
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gong Timer
This app allows you to set custom interval timers with multiple repetitions, ideal for activities like boxing rounds. You can configure the number of rounds, sound on/off, and choose from five different sound options. Settings can be saved for easy access.
- Max 99 rounds
- Sound on/off
- Interval on/off
- Five sound selections
- Save settings
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Gong Timer is a repeat timer that lets you freely set intervals and the number of repeats, like boxing rounds. Use it for many purposes, such as repeating 15 minutes of work and 5 minutes of rest 10 times, or training for 3 minutes with a 1-minute break. It is useful for work, sports, study, and training. Sounds let you know when a round starts, ends, or switches to an interval. When the app is in the background, notifications let you check transitions. Features - Up to 99 rounds - Round time up to 60 minutes, with seconds - Interval time up to 60 minutes, with seconds - Choose from 5 sound types - Sound on/off - Interval on/off - Save settings Please send requests or questions to the address below. email : info@bbcddc.com
Mystery Client
Become a mystery shopper to evaluate services and products. Complete free training, choose assignments near you, and share your feedback. Get paid for completed tasks with no upfront costs or obligations.
- Mystery shopping assignments
- Free training courses
- Flexible task selection
- Feedback submission
- Payment via bank transfer, Amazon, or PayPal
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APP di MysteryClient.it vivi viaggiando, mangiando e facendo shopping. Scegli i Mystery Feedback vicino casa o al lavoro, fai la formazione gratuita e dai la tua opinione sul servizio o sui prodotti che hai visto. Non ci sono vincoli, non ci sono costi. Vieni pagato solo per gli incarichi che decidi di svolgere. Prima di poter effettuare gli incarichi dovrai registrarti (sono necessari i tuoi dati, il numero di cellulare, il codice fiscale e il documento di identità) e dovrai superare il corso di formazione specifico per l'incarico che vuoi prenotare. I pagamenti avvengono via bonifico bancario, buoni amazon o paypal da 30 a 60 giorni dall'effettuazione dell'incarico. I pagamenti sono sottoposti a ritenuta d’acconto. La cifra che viene garantita per ogni incarico è al netto della ritenuta d’acconto. I Mystery Feedback sono disponibili in tutta Italia. Per svolgere i Mystery Feedback devi scaricare la lista di domande, compilarla e rinviare il questionario compilato con foto e allegati. La connessione ad internet del telefonino deve essere attiva. Per alcuni incarichi è necessario avere uno smartphone dotato di GPS.
Screenshots
Verdict
The clearest difference is price: Mystery Client at Free against Gong Timer's $1.99. Mystery Client also leads on rating (4.0 vs 1.0) and review sentiment (76% vs 37%). On ratings volume, 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
Mystery Client is free to download; Gong Timer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Mystery Client holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 37% of Gong Timer's written reviews are positive against 76% of Mystery Client's.
Gong Timer ships an update every 10 months, Mystery Client every 3 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.
| Parameter | Gong Timer | Mystery Client |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 1.0 (1 ratings) | 4.0 (1 ratings) — better |
| Positive reviews | 37.0% of reviews | 76.0% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 10 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 16 | 15.5 — better |
| Further details — not scored | ||
| Size | 2 MB | 103 MB |
| Age rating | 4+ | 4+ |
| Developer | bbcddc | Mebius srl |
Customer experience
Gong Timer
Mystery Client
In-app purchases
Gong Timer
No in-app purchases
Mystery Client
No in-app purchases









